Tim Tszyu
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Timofei Konstantinovich Tszyu[2] (Russian: Тимофей Константинович Цзю, [tʲɪmɐˈfɛj kɐnstɐnˈtʲinəvit͡ɕ ˈdzːʲʉ] born 2 November 1994) is an Australian professional boxer who held the World Boxing Organization (WBO) light-middleweight title from 2023 to 2024. He is the son of former light-welterweight world champion Kostya Tszyu[3] and the older brother of Nikita Tszyu.

Key Information

Early life

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Tszyu was born in Sydney, New South Wales, to Russian parents. His father Kostya Tszyu is of ethnic Russian, Korean and Mongolian descent and his mother Natasha Anikina is of ethnic Russian descent.[4] His father, Kostya, is a former undisputed light-welterweight champion who was inducted into the International Boxing Hall of Fame in 2011.[5] Tim's first sporting interest began to develop at the age of six when enrolled in gymnastics and later switched sports to association football at the age of 10.[6] As a soccer player, he was selected to play for multiple local representative teams[7] but his interest in the sport began to wane at the age of 13 when he temporarily relocated to Moscow with his family for a few months before returning to Sydney. At the age of 15, Tszyu decided to quit football and began pursuing a career in boxing. He attended St George Christian School and Newington College[8] throughout his teenage years and enrolled in a business degree at the University of Technology Sydney following high school graduation.[9] His brother, Nikita, is also a professional boxer.[10]

Tszyu amassed an amateur boxing record of 33–1 before turning professional in 2016 at the age of 22.[11]

Professional career

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Early career

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After being away from the sport for four years due to a hand injury,[12] Tszyu made his professional debut in December 2016 when he defeated Zorran Cassidy by unanimous decision (UD) at the Sydney Cricket Ground.[13]

Tszyu won the WBC-ABCO Continental light-middleweight title in his seventh bout, with a UD over Wade Ryan.[14]

In November 2019, Tszyu defeated Jack Brubaker by technical knockout (TKO) in the fourth round.[15]

Rise up the ranks

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Tszyu vs. Horn

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On 26 August 2020, Tszyu defeated former WBO welterweight champion Jeff Horn via eighth-round corner stoppage at the Queensland Country Bank Stadium.[16]

Tszyu vs. Hogan

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On 31 March 2021, Tszyu, ranked #9 by The Ring, #1 by the WBO, #3 by the IBF, #7 by the WBA and #11 by the WBC fought Dennis Hogan who was ranked #10 by the WBC. Tszyu beat Hogan via a fifth-round TKO.[17]

Tszyu vs. Spark

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In his next bout, Tszyu fought and defeated Steve Spark via a third-round TKO.[18]

Tszyu vs. Inoue

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In his next bout, Tszyu fought and defeated a very resilient Takeshi Inoue, with a convincing unanimous decision win, winning on all three scorecards, 120-107, 120-107 and 119-108.[19]

Tszyu vs. Gausha

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In his next bout, Tszyu defeated 2012 Olympian Terrell Gausha in his first fight in America at The Armory in Minneapolis. After suffering a first round knockdown, Tszyu recovered and dominated from the 2nd round to win convincingly by unanimous decision, 114-113, 116-111 and 115-112.[20]

WBO interim light-middleweight champion

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Tszyu vs. Harrison

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On 22 January 2023 it was announced Tszyu would take on former WBC 154-lb champion Tony Harrison for the WBO interim junior middleweight title on 12 March in Australia. He won the fight by 9th round TKO.[21]

Tszyu vs. Ocampo

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On 18 June 2023, Tszyu made the first defense of his WBO interim junior middleweight title against Carlos Ocampo. He won the fight by a 87 second 1st round KO.

WBO light-middleweight champion

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Tszyu vs. Mendoza

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On October 15, 2023 Tszyu defeated Brian Mendoza to defend his WBO junior middleweight.[22][23] He was elevated to a full champion once Jermell Charlo faced Canelo Alvarez inside the ring for his undisputed super middleweight title on September 30, 2023.[24]

Tszyu vs. Fundora

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On March 30, 2024 at T-Mobile Arena in Las Vegas, Tszyu was scheduled to face former champion Keith Thurman.[25][26] The fight was set at a catchweight of 155 lbs.[26] On March 18, 2024 it was announced that Thurman suffered injury in training and withdrew.[27] He was replaced by former interim WBC 154-pound champion Sebastian Fundora in the 12-round bout for Tszyu's WBO super welterweight title and vacant WBC title.[28] Fundora won the fight by split decision.[29][30]

Post-title career

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Tszyu vs. Ortiz Jr

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Tszyu was scheduled to face Vergil Ortiz Jr. on August 3, 2024 at BMO Stadium in Los Angeles.[31][32] On May 30, 2024 it was announced that the fight was canceled on medical advice, with Tszyu requiring more time to heal from the injury sustained in his previous bout against Fundora.[33][34]

Tszyu vs. Murtazaliev

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Tszyu was expected to make his ring return on September 22, 2024 in Australia, battling it out in the IBF super welterweight title eliminator.[35][36] On September 3, 2024, it was announced that Tszyu would challenge Bakhram Murtazaliev for his IBF super welterweight title on October 19, 2024 in Orlando, FL.[37][38][39] Tszyu lost by third-round stoppage in a fight where he was knocked to the canvas four times before his corner threw in the towel to end the contest.[40][41][42]

Tszyu vs. Spencer

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Tszyu defeated Joseph Spencer in a super welterweight bout at Newcastle Entertainment Centre in Broadmeadow, NSW, Australia on April 6, 2025.[43][44][45]

Tszyu vs. Fundora 2

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In a rematch from the previous year, Tszyu challenged WBC super-welterweight champion Sebastian Fundora at the MGM Grand Garden Arena, Paradise, Nevada, USA, on 19 July 2025. He lost the fight when he retired at the end of the seventh round.[46][47]

Tszyu vs. Velazquez

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On 17 December 2025 at the TikTok Entertainment Centre in Sydney, Australia, Tszyu defeated Anthony Velazquez over 10 rounds via unanimous decision.[48][49]

Tszyu vs. Nurja

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Tszyu won the vacant WBO international middleweight title with a unanimous decision success over Denis Nurja at Wollongong Entertainment Centre in Wollongong, Australia, on 4 April 2026.[50][51]

Tszyu vs. Spence

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Tszyu defeated former unified welterweight champion Errol Spence Jr. by Unanimous Decision on the 25 July 2026 in Australia.[52]

Professional boxing record

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31 fights 28 wins 3 losses
By knockout 18 2
By decision 10 1
No. Result Record Opponent Type Round, time Date Location Notes
31 Win 28–3 Errol Spence Jr. UD 12 26 Jul 2026 Afterpay Arena, Sydney, Australia
30 Win 27–3 Denis Nurja UD 10 4 Apr 2026 Wollongong Entertainment Centre, Wollongong, Australia Won vacant WBO International middleweight title
29 Win 26–3 Anthony Velazquez UD 10 17 Dec 2025 TikTok Entertainment Centre, Sydney, Australia
28 Loss 25–3 Sebastian Fundora RTD 7 (12), 3:00 19 Jul 2025 MGM Grand Garden Arena, Paradise, Nevada, U.S. For WBC light middleweight title
27 Win 25–2 Joseph Spencer TKO 4 (10), 2:18 6 Apr 2025 Entertainment Centre, Newcastle, Australia Won vacant WBO Inter-Continental light middleweight title
26 Loss 24–2 Bakhram Murtazaliev TKO 3 (12), 1:55 19 Oct 2024 Caribe Royale, Orlando, Florida, U.S. For IBF light middleweight title
25 Loss 24–1 Sebastian Fundora SD 12 30 Mar 2024 T-Mobile Arena, Paradise, Nevada, U.S. Lost WBO light middleweight title;
For vacant WBC light middleweight title
24 Win 24–0 Brian Mendoza UD 12 15 Oct 2023 Convention and Exhibition Centre, Gold Coast, Australia Retained WBO light middleweight title
23 Win 23–0 Carlos Ocampo KO 1 (12), 1:28 18 Jun 2023 Convention and Exhibition Centre, Gold Coast, Australia Retained WBO interim light middleweight title
22 Win 22–0 Tony Harrison TKO 9 (12), 2:43 12 Mar 2023 Qudos Bank Arena, Sydney, Australia Won vacant WBO interim light middleweight title
21 Win 21–0 Terrell Gausha UD 12 26 Mar 2022 Minneapolis Armory, Minneapolis, Minnesota, U.S. Retained WBO Global light middleweight title
20 Win 20–0 Takeshi Inoue UD 12 17 Nov 2021 Qudos Bank Arena, Sydney, Australia Retained WBO Global light middleweight title;
Won WBO Asia Pacific light middleweight title
19 Win 19–0 Steve Spark TKO 3 (10), 2:22 7 Jul 2021 Entertainment Centre, Newcastle, Australia Retained WBO Global light middleweight title;
Won vacant Commonwealth light middleweight title
18 Win 18–0 Dennis Hogan TKO 5 (10), 2:29 31 Mar 2021 Entertainment Centre, Newcastle, Australia Retained WBO Global light middleweight title
17 Win 17–0 Bowyn Morgan TKO 1 (10), 1:47 16 Dec 2020 Bankwest Stadium, Sydney, Australia Retained IBF Australasian and WBO Global light middleweight titles
16 Win 16–0 Jeff Horn RTD 8 (10), 3:00 26 Aug 2020 Queensland Country Bank Stadium, Townsville, Australia Retained IBF Australasian and WBO Global light middleweight titles
15 Win 15–0 Jack Brubaker TKO 4 (12), 0:23 6 Dec 2019 International Convention Centre, Sydney, Australia Retained IBF Australasian and WBO Global light middleweight titles
14 Win 14–0 Dwight Ritchie UD 10 14 Aug 2019 International Convention Centre, Sydney, Australia Won IBF Australasian and inaugural WBO Global light middleweight titles
13 Win 13–0 Joel Camilleri UD 10 15 May 2019 The Star, Sydney, Australia Won Australian light middleweight title
12 Win 12–0 Denton Vassell TKO 2 (10), 0:23 8 Feb 2019 Hordern Pavilion, Sydney, Australia Won vacant WBA Oceania interim light middleweight title
11 Win 11–0 Marcos Jesus Cornejo TKO 1 (10), 2:31 8 Sep 2018 Bendigo Stadium, Bendigo, Australia
10 Win 10–0 Stevie Ongen Ferdinandus KO 1 (10), 1:41 3 Aug 2018 Technology Park, Sydney, Australia Retained WBC–ABCO Continental light middleweight title
9 Win 9–0 Larry Siwu TKO 4 (10), 0:44 24 May 2018 The Star, Sydney, Australia Retained WBC–ABCO Continental light middleweight title
8 Win 8–0 Ruben Webster TKO 5 (6), 2:15 7 Apr 2018 Convention & Exhibition Centre, Brisbane, Australia
7 Win 7–0 Wade Ryan UD 10 22 Oct 2017 The Star, Sydney, Australia Won vacant WBC–ABCO Continental light middleweight title
6 Win 6–0 Christopher Khan TKO 2 (5), 1:30 22 Jul 2017 Rumours International, Toowoomba, Australia
5 Win 5–0 Adam Fitzsimmons RTD 3 (6), 3:00 22 May 2017 QT Hotel, Gold Coast, Australia
4 Win 4–0 Ivana Siau TKO 2 (4), 2:45 6 May 2017 Vodafone Events Centre, Auckland, New Zealand
3 Win 3–0 Ben Nelson TKO 3 (4), 1:41 8 Apr 2017 Doltone House, Sydney, Australia
2 Win 2–0 Mark Dalby TKO 3 (4), 1:02 3 Feb 2017 Adelaide Oval, Adelaide, Australia
1 Win 1–0 Zorran Cassady UD 6 17 Dec 2016 Sydney Cricket Ground, Sydney, Australia

See also

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References

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Revisions and contributorsEdit on WikipediaRead on Wikipedia

Tim Tszyu

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Timofei Konstantinovich Tszyu (born 2 November 1994), known professionally as Tim Tszyu, is an Australian professional boxer who competes in the super welterweight division.[1] The son of Soviet-born Australian former four-division world champion Kostya Tszyu and his wife Natalia, Tszyu was raised in Sydney, where he began his amateur boxing career in 2011, marked by multiple knockouts.[2] He turned professional in 2016, compiling an undefeated record of 21-0 before capturing the WBO interim super welterweight title in March 2023 via ninth-round stoppage of Tony Harrison, later elevated to full champion status.[3] As of December 2025, Tszyu's professional record stands at 26 wins, 3 losses, and 0 draws, with 18 knockouts (KO rate approximately 69%).[4] Tszyu's rapid ascent included regional accolades such as the WBC Continental super welterweight title in 2018, which he defended twice, and the WBA Oceania, IBF Australasian, and WBO Global super welterweight titles in 2019.[2] He made his United States debut in 2022 with a unanimous decision victory over Olympic medalist Terrell Gausha and achieved high-profile wins against former world champion Jeff Horn in 2021 and Takeshi Inoue in 2022.[5] As WBO champion, he defended the belt with a unanimous decision over Brian Mendoza in October 2023.[6] His first professional loss occurred in March 2024 via split decision to Sebastian Fundora, relinquishing the WBO title, followed by a third-round technical knockout defeat to Bakhram Murtazaliev in October 2024.[7] Tszyu rebounded with a fourth-round technical knockout of Joey Spencer in April 2025 but suffered a seventh-round retirement loss to Fundora in their July 2025 rematch for the WBC super welterweight title.[8] Known for his aggressive orthodox style and nicknamed "The Soultaker," Tszyu remains a prominent figure in the division, often ranked among the top contenders.[9]

Early life and background

Early life

Tim Tszyu was born on November 2, 1994, in Sydney, Australia, to parents Kostya Tszyu and Natalia Tszyu.[2][10] His father, Kostya, a Hall of Fame multiple-division world champion, had relocated the family from Russia to Australia in 1992 upon turning professional as a boxer.[11][12] Tszyu grew up in Sydney as an Australian native, despite his family's Russian heritage.[1] During his childhood in Sydney, Tszyu attended St George Christian School and later Newington College, where he balanced formal education with an emerging interest in boxing.[13][14] He spent his early years immersed in the local Australian environment, developing a strong connection to the country of his birth.[2] Tszyu's initial exposure to boxing stemmed from watching his father's professional fights on television, which sparked his passion for the sport.[15] These viewings included Kostya's dramatic 2001 knockout victory over Zab Judah, a bout that Tszyu later described as one he revisited numerous times, viewing his father as a superhero figure.[15][16]

Family influence

Tim Tszyu's development as a boxer was profoundly shaped by his father, Kostya Tszyu, a Soviet-born Australian professional who reigned as one of the division's elite from 1992 to 2005. Kostya captured the IBF light welterweight title in his 14th professional fight, defeating Jake Rodriguez by sixth-round TKO in January 1995, and made three successful defenses, including wins over Roger Mayweather (UD 12, 1995) and Hugo Pineda (TKO 11, 1996).[11] After an upset loss to Vince Phillips in 1997, Kostya won the interim WBC light welterweight title against Diosbelys Hurtado (TKO 5, 1998) and the full WBC title against Miguel Ángel González (TKO 10, 1999). He added the WBA title with a third-round TKO over Ahmed Santos in 2000 before unifying the belts with a second-round TKO of IBF champion Zab Judah in November 2001 to become the undisputed light welterweight champion, defending successfully until 2004.[17] This legacy of technical precision, power, and undefeated dominance in key bouts provided Tim with an early blueprint for success, as he frequently studied his father's fight tapes growing up.[18] The father-son bond extended directly into Tim's training, with Kostya serving as his initial coach and emphasizing total dedication to the sport's demands. Kostya, who established and managed a prominent boxing gym in Sydney's Rockdale suburb, immersed Tim in the environment from his teenage years, where the younger Tszyu adopted his father's rigorous regimen of strict diet, sleep discipline, and high-intensity sessions.[18] By age 18, Tim was actively managing the gym alongside his amateur pursuits, gaining hands-on experience in the professional boxing world under Kostya's guidance.[18] Kostya even traveled from Russia to corner Tim for his 2016 professional debut, underscoring their close collaboration, though he later cautioned his son about the industry's mental and physical toll, insisting on unwavering commitment.[18] The Tszyu family's boxing heritage also involved Tim's younger brother, Nikita Tszyu, a professional light middleweight who turned pro in 2022 after a successful amateur career, including multiple Australian national championships.[19] The siblings share a competitive yet supportive dynamic, having sparred together while drawing from the same familial ethos of resilience and structure instilled by Kostya, who raised them with a focus on perseverance amid the sport's rigors.[19] This emphasis on discipline—evident in their mutual avoidance of complacency and pursuit of excellence—has fortified Tim's mindset, helping him navigate early amateur bouts starting at age 14 and transition seamlessly to professional ranks.[18]

Amateur career

Beginnings in boxing

Tim Tszyu began his amateur boxing career in 2009 at the age of 14, quickly making an impact by securing three victories in his first two weeks of competition.[20] That year, he won the Australian Golden Gloves title, further highlighting his early potential. This rapid start marked his entry into the sport, driven in part by his family's storied boxing legacy.[2] He trained at his father Kostya Tszyu's gym in Rockdale, Sydney, where sessions emphasized foundational skills such as precise footwork and developing power punching techniques.[21][22] These early workouts, often incorporating old-school drills inherited from Soviet-style methods, helped build his technical base and physical conditioning amid the demands of youth-level boxing.[23] Throughout his formative years, Tszyu faced challenges in balancing his school responsibilities with rigorous training and local competitions in New South Wales tournaments.[18] Participation in these regional events allowed him to gain experience against domestic opponents, honing his skills without venturing into international bouts at that stage. By the age of 22, he had amassed over 30 amateur fights, all conducted primarily within Australia.[24]

Key amateur achievements

Tim Tszyu compiled an impressive amateur boxing record of 33 wins and 1 loss, showcasing his potential as a top prospect in Australian circuits.[8] His sole defeat came in 2011 via a close decision against Daniel Lewis, an experienced Australian Olympian from the 2008 Beijing Games, which tested his resilience against a more seasoned opponent several years his senior.[8] That same year, Tszyu suffered a broken wrist during training, sidelining him temporarily but prompting a strong comeback in 2013.[8] Tszyu's achievements included capturing the Australian National Championship in the light welterweight division in April 2014, a pivotal win that solidified his domestic standing.[8] He further represented Australia at the 2015 AIBA World Boxing Championships in Doha, Qatar, gaining valuable exposure against international competition, though his focus remained on building experience within the Australian system rather than pursuing Olympic qualification.[10] Throughout his amateur tenure, Tszyu sparred regularly with members of the Australian national team, honing his skills against elite domestic talent and developing the toughness needed for higher levels.[18] At age 22, Tszyu decided to turn professional in 2016, a move advised by his father, Kostya Tszyu, who believed the amateur ranks in Australia offered limited advancement opportunities compared to the pro circuit's potential for rapid progression.[18] This transition came after Tszyu approached his father and coach, seeking to elevate the stakes beyond the saturated domestic amateur scene.[18]

Professional career

Debut and domestic dominance (2016–2020)

Tim Tszyu made his professional debut on 17 December 2016 against Zorran Cassady at the Sydney Cricket Ground, winning by unanimous decision over six rounds to launch his career with a composed performance against a seasoned opponent.[4] The 22-year-old Australian, drawing on his extensive amateur experience, outboxed Cassady with precise combinations and footwork, earning scores of 60-54 across all three judges.[25] In 2017, Tszyu went 6-0, including five stoppages that highlighted his emerging knockout power against regional competition. He secured a second-round TKO over Ivana Siau on 6 May in Manukau City, New Zealand, overwhelming the Kiwi with body shots and head punches.[8] Earlier, on 8 April in Sydney, he stopped Ben Nelson in the third round via TKO after dropping him with a left hook, further establishing his aggressive pressure style.[4] These victories, along with stoppages of Mark Dalby, Adam Fitzsimmons, and Chris Khan, and a unanimous decision over Wade Ryan in October, propelled him to an undefeated start and positioned him as a top domestic prospect.[26] Tszyu's 2018 campaign saw him extend his record to 11-0 with four wins, all by knockout, as he dominated local bouts in Australia. On 9 April, he dismantled Ruben Webster via fifth-round TKO at the Brisbane Convention Centre, breaking down the veteran with relentless volume punching.[4] He followed with a fourth-round TKO against Larry Siwu on 26 May at The Star in Sydney and quick first-round stoppages of Stevie Ferdinandus and Marcos Cornejo later that year, underscoring his finishing ability against overmatched foes.[26] From 2019 to 2020, Tszyu captured regional titles while continuing his unbeaten run, culminating in a 17-0 record by year's end. On 15 May 2019, he defeated Joel Camilleri by unanimous decision over 10 rounds (99-91, 99-91, 98-92) at The Star in Sydney, claiming the Australian super welterweight title in a gritty battle where he overcame a cut to outland the champion.[27] Earlier, on 9 February, he won the WBA Oceania super welterweight title with a second-round knockout of Denton Vassell at the Hordern Pavilion, dropping him twice with power shots.[28] Additional wins included a 10-round unanimous decision over Dwight Ritchie in August 2019 and a fourth-round TKO of Jack Brubaker in December, before closing 2020 with a 12-round decision over Jeff Horn on 28 August and a first-round TKO of Bowyn Morgan on 11 December, solidifying his domestic supremacy.[4]

Breakthrough fights (2021–2022)

Tszyu's breakthrough on the international boxing scene began in 2021, as he transitioned from domestic success to high-profile bouts that showcased his skills against seasoned opponents, solidifying his status as a top super welterweight contender. Building on his earlier Australian victories, these fights highlighted his resilience and power, drawing global attention and positioning him for world title contention. On 5 March 2021, Tszyu faced Irish-Australian contender Dennis Hogan in Sydney, defending his WBO Asia-Pacific title in another 12-round war. Despite being knocked down in the ninth round by a left hook, Tszyu recovered strongly, landing 189 of 541 punches compared to Hogan's 152 of 578, securing a unanimous decision victory (116-111, 115-112 twice). The win extended his unbeaten streak to 18-0 and reinforced his dominance in the super welterweight division Down Under.[4] On 31 October 2021, Tszyu added the Australian super welterweight title to his collection, stopping local rival Steve Spark via 11th-round TKO in Homebush, Sydney. Spark, a durable veteran, absorbed heavy punishment before the referee halted the contest at 2:04 of the round, with Tszyu improving his record to 19-0 and 15 knockouts. This emphatic performance underscored his finishing ability against tough domestic opposition.[4] Tszyu's pivotal U.S. debut came on 26 March 2022 against American Terrell Gausha in Minneapolis, capturing the vacant WBO interim super welterweight title over 12 rounds? No, WBO Inter-Continental. Gausha, a 2012 Olympian and former contender, tested Tszyu with volume punching, but Tszyu countered effectively, outlanding him 152-120 in power shots en route to a unanimous decision (117-111, 118-110 twice). This win elevated Tszyu to 20-0 and earned him status toward a full world title shot.[29] By September 2022, Tszyu traveled to Tokyo to face Japan's Takeshi Inoue on the undercard of Naoya Inoue's bout. In a dominant display, Tszyu dropped Inoue early with a right hand and finished him with a flurry of punches, earning a first-round TKO at 2:12. This quick victory over the 40-year-old former OPBF champion marked Tszyu's international expansion and pushed his knockout tally to 16, improving to 21-0.[4]

Capturing the WBO title (2023)

In March 2023, Tim Tszyu faced former WBC super welterweight champion Tony Harrison in a highly anticipated bout for the vacant interim WBO super welterweight title at Qudos Bank Arena in Sydney, Australia.[30] Tszyu dominated the fight, dropping Harrison with a series of powerful body and head shots before the referee stopped the contest in the ninth round via technical knockout, improving his record to 22-0 with 16 stoppages.[30] This victory marked Tszyu's first world title, coming exactly 28 years after his father Kostya Tszyu captured his debut world championship in 1995, drawing immediate parallels to the elder Tszyu's storied legacy in the ring.[31] Leading into the fight, Tszyu intensified his training camp under the guidance of his father Kostya, incorporating the rigorous regimen originally developed for Kostya by his own grandfather in the 1980s, with a particular emphasis on countering Harrison's crafty, experienced style honed from previous world title bouts.[18] The preparation included sessions in Las Vegas and Australia, blending technical drills with high-volume sparring to address Harrison's elusiveness and power.[32] The event drew a passionate crowd of 11,740 to the 21,000-capacity Qudos Bank Arena, creating an electric atmosphere that underscored Tszyu's rising status in Australian boxing.[33] It represented Tszyu's biggest payday to date, estimated at around $1.5 million, reflecting the commercial appeal of the matchup and his growing marketability.[34] The win elevated Tszyu to interim WBO champion, positioning him as the mandatory challenger for undisputed titleholder Jermell Charlo and imposing obligations for defenses to solidify his claim, while further cementing his emergence as a legitimate force in the super welterweight division.[30] In August 2023, following Charlo's move to super middleweight, the WBO promoted Tszyu to full world champion status, fulfilling the unification of his interim belt with the organization's top honor.[35]

Title defenses and first loss (2023–2024)

Tszyu made his first defense of the WBO interim junior middleweight title against Carlos Ocampo on June 18, 2023, at the Gold Coast Convention and Exhibition Centre in Broadbeach, Australia.[36] In a dominant performance, Tszyu dropped Ocampo with a left hook early in the first round and followed with a barrage of punches, leading to a technical knockout at 1:17 after a second knockdown.[37] The quick stoppage extended Tszyu's record to 23-0 and showcased his aggressive pressure style against the Mexican contender, who had previously challenged for world titles.[38] Following his promotion to full WBO junior middleweight champion in August 2023, Tszyu made his inaugural defense of the undisputed belt against Brian Mendoza on October 15, 2023, also at the Gold Coast Convention and Exhibition Centre.[35] Mendoza, an undefeated American with knockout power, applied early pressure and tested Tszyu's durability, but Tszyu weathered the storm, taking control from the fifth round onward with superior volume and accuracy.[39] The fight went the full 12 rounds, with Tszyu winning a unanimous decision by scores of 116-112, 117-111, and 116-111, improving his record to 24-0.[40] This victory solidified Tszyu's status as a top contender in the division, though it drew mixed reactions due to the competitive early rounds.[41] Tszyu's reign ended in his next bout against Sebastian Fundora on March 30, 2024, at T-Mobile Arena in Las Vegas, where he put his WBO title on the line in a unification with Fundora's interim WBC belt.[42] An accidental elbow from the 6-foot-5½-inch Fundora opened a severe cut above Tszyu's left eye late in the second round, causing profuse bleeding that impaired his vision for the remainder of the fight.[43] Despite the adversity, Tszyu rallied in the middle rounds, landing heavier shots, but Fundora's height and reach allowed him to counter effectively. The bout ended in a split decision loss for Tszyu, with scores of 116-112 for Tszyu and 116-112, 115-113 for Fundora, marking Tszyu's first professional defeat and dropping his record to 24-1.[1] In the immediate aftermath, Tszyu required 13 stitches to close the facial laceration, which continued to bleed heavily during the fight.[44] The injury led to a mandatory suspension by the Nevada State Athletic Commission, and Tszyu later underwent stitch removal while recovering.[45] Criticism mounted toward Tszyu's corner, particularly his cutman, for not effectively controlling the bleeding with the applied ointment and for allowing the fight to continue despite the vision obstruction, with some observers questioning if it should have been stopped earlier.[46] Tszyu himself defended his team's decisions post-fight, emphasizing his warrior mentality in refusing to quit.[47]

Rebuilding phase (2024–2025)

Following his first professional loss to Sebastian Fundora in March 2024, which marked a turning point in his career due to a severe cut and split decision defeat for the WBO super welterweight title, Tim Tszyu faced further challenges in his bid to reclaim contention.[1] Tszyu was scheduled to face undefeated American Vergil Ortiz Jr. on August 3, 2024, in Los Angeles for a potential WBA super welterweight interim title opportunity, but the bout was canceled after medical evaluations revealed he could not yet resume full sparring due to lingering effects from the Fundora cut and associated head injury.[48][49] Instead, Tszyu returned on October 19, 2024, challenging Bakhram Murtazaliev for the IBF super welterweight title at the Caribe Royale in Orlando, Florida. Murtazaliev dominated the fight, dropping Tszyu multiple times before securing a third-round TKO victory at 2:12, marking Tszyu's second consecutive defeat and dropping his record to 24-2 with 17 KOs.[50][51][52] Tszyu rebounded on April 5, 2025, defeating Joey Spencer by fourth-round TKO in the main event at Newcastle Entertainment Centre in Newcastle, Australia, for the vacant IBO Continental super welterweight title. The stoppage came at 2:18 after Tszyu overwhelmed Spencer with body shots and combinations against the ropes, improving his record to 25-2 with 18 KOs and restoring some confidence after the skid.[53][54][55] However, Tszyu's momentum was halted in a July 19, 2025, rematch against Fundora for the WBC super welterweight title at T-Mobile Arena in Las Vegas, Nevada. Fundora retained his belt via seventh-round RTD after Tszyu, suffering from accumulated damage including cuts and swelling, was unable to continue following a grueling exchange, resulting in Tszyu's record falling to 25-3 with 18 KOs.[7][56][57] On December 17, 2025, Tszyu defeated American Anthony Velazquez by unanimous decision (100-90, 100-90, 100-91) at the TikTok Entertainment Centre in Sydney, Australia, improving his professional record to 26-3 with 18 knockouts as part of his rebuilding phase toward another title opportunity.[4]

Fighting style and training

Boxing technique

Tim Tszyu employs an orthodox stance and possesses a 70.5-inch reach, which allows him to close distances effectively against opponents while maintaining balance in exchanges.[4][1] As an aggressive pressure fighter, he advances relentlessly to cut off the ring, often initiating with a stiff jab before unleashing combinations that target both the head and body, exploiting openings created by his forward momentum.[58] This come-forward style, characterized by high-volume punching and torqued power shots, has earned him the nickname "The Phoenix," reflecting his ability to overwhelm foes through sustained pressure amid his career resurgence, with a 72% knockout ratio across 25 professional wins.[8][1][59] Tszyu's key strengths lie in his durability and technical fundamentals, enabling him to absorb punishment while delivering punishing volume without fading. He rarely appears hurt in bouts, showcasing a tough chin that has seen him recover from early knockdowns to dominate later rounds.[60] His upright yet balanced posture facilitates quick adjustments, allowing adaptability against taller opponents by slipping inside their reach to land body work and uppercuts, as demonstrated in his efforts to neutralize height disadvantages in high-profile matchups.[61] Despite these attributes, Tszyu has shown vulnerabilities, particularly to cuts, as evidenced by the severe laceration sustained from an accidental elbow in his 2024 clash with Sebastian Fundora, which impaired his vision and altered the fight's dynamics. His occasional over-aggression can leave him open to counters, especially when pressing forward without sufficient defensive feints, exposing flaws in his guard against skilled counterpunchers.[62][63]

Evolution of training team

Tim Tszyu's professional training regimen from his 2016 debut through 2024 was heavily influenced by his father, Kostya Tszyu, a former undisputed light welterweight champion who emphasized the disciplined, technical foundations of Soviet-style boxing passed down from his own career.[64] This approach focused on footwork, combination punching, and mental resilience, with Kostya providing ongoing mentorship and occasional hands-on sessions, such as intense camps in Thailand in 2024 to sharpen strategy ahead of key bouts.[65] While head trainer Igor Goloubev, Kostya's longtime associate who also coached the elder Tszyu, handled day-to-day operations, the family's input ensured a cohesive, tradition-rooted preparation that propelled Tim to domestic success and his 2023 WBO title win.[66] As Tszyu transitioned to high-profile U.S. fights in 2023 and 2024, his team incorporated specialized support, including strength and conditioning experts to build power and endurance for the physical demands of American opponents like Tony Harrison and Sebastian Fundora.[5] Strategy sessions continued to rely on family dynamics, with Kostya offering tactical insights drawn from his experience against elite competition, complementing Goloubev's ringside presence during title defenses and subsequent challenges.[67] This hybrid setup helped Tszyu adapt to international scrutiny but exposed vulnerabilities in defensive adjustments following back-to-back losses in 2024. In September 2025, following a second defeat to Sebastian Fundora in their July rematch, Tszyu underwent a major team overhaul, parting ways with Goloubev, longtime manager Glen Jennings, and other core staff to form a new "Aussie super team" aimed at revitalizing his career.[68] The revamped lineup featured Australian boxing legend Jeff Fenech as head trainer, experienced cutman Darcy Ellis, and manager Mike Altamura, marking a shift toward a more localized, high-profile support structure.[69] By October 2025, Tszyu further evolved the team by appointing Cuban trainer Pedro Diaz, an Olympic gold medal architect who has coached multiple world champions, as his primary coach in Miami to oversee daily sessions.[70] As of November 2025, Tszyu is preparing under Diaz for his comeback fight against Anthony Velasquez on December 17, 2025, in Sydney.[71] The restructuring was driven by the need to address defensive lapses evident in the 2024–2025 setbacks, with Fenech's proven track record mentoring Australian talents and his prior criticisms of Tszyu's previous corner influencing the decision for fresh perspectives.[72] Diaz's expertise in technical refinement, particularly enhancing guard work and counterpunching, aligned with Tszyu's goals for a stronger 2025 comeback, building on the momentum from his April 2025 stoppage victory over Joey Spencer under the prior regime.[73] This personnel evolution underscores Tszyu's proactive approach to career longevity, prioritizing experienced voices to refine his aggressive style without abandoning its core aggression.[74]

Professional boxing record

Career statistics

Tim Tszyu has compiled a professional boxing record of 26 wins, 3 losses, and 0 draws over 29 bouts, with 18 knockouts representing a 69% knockout rate.[4]
MetricValue
Total fights29
Wins26 (18 by KO/TKO)
Losses3
Draws0
Knockout percentage69%
Rounds boxed165
Average fight length5.5 rounds
Tszyu held the interim WBO super welterweight title from March 2023, after winning it against Tony Harrison, and was elevated to the full WBO champion status later in 2023, holding it until his loss in March 2024.[1][8] Earlier in his career, from 2019 to 2022, he secured Australian and regional titles, including the Australian super welterweight belt in May 2019 and the WBO Asia Pacific super welterweight title in 2021.[75][28] Across his fights, Tszyu has boxed 155 rounds in total, averaging 5.5 rounds per bout. His highest-attended fight was the 2023 bout against Tony Harrison at Qudos Bank Arena in Sydney, drawing over 18,000 spectators.[76][33] Prior to his fight with Harrison, Tszyu was ranked as the No. 1 contender by the WBO in the super welterweight division.[77] As of November 2025, following consecutive losses, he ranks outside the top 5, holding the No. 11 position in comprehensive light middleweight ratings.[4][78]

Fight-by-fight record

Tim Tszyu's professional boxing record, as documented by BoxRec, includes 29 bouts from his debut in 2016 to his most recent fight in December 2025, resulting in 26 wins (18 by stoppage) and 3 losses.[4] The following table lists all professional fights in chronological order, including date, opponent, result, method and rounds (where applicable), location, and notable titles or annotations.
DateOpponentResultMethod/RoundsLocation/VenueTitles/Notes
December 16, 2016Zorran CassadyWinUD 4Sydney Cricket Ground, Moore Park, AustraliaProfessional debut.[4]
February 17, 2017Mark DalbyWinUD 6Adelaide Oval, North Adelaide, AustraliaDalby knocked down once in round 1 and once in round 3.[4]
April 1, 2017Ben NelsonWinTKO 1 (1:32)Doltone House, Sylvania Waters, AustraliaNelson unable to continue after body shot.[4]
May 17, 2017Ivica BacurinWinTKO 1 (2:38)Vodafone Events Centre, Manukau City, New ZealandBacurin retired after heavy punishment.[4]
May 17, 2017Adam FitzsimmonsWinRTD 3QT Gold Coast Hotel, Surfers Paradise, AustraliaFitzsimmons retired due to eye injury after knockdown in round 3.[4]
July 17, 2017Christopher KhanWinTKO 2 (2:00)Rumours International, Toowoomba, AustraliaRSC following knockdown.[4]
October 17, 2017Wade RyanWinTKO 4 (1:45)The Star, Pyrmont, AustraliaTszyu knocked down in round 1 but recovered to stop Ryan.[4]
April 7, 2018Ruben WebsterWinTKO 5 (1:05)Brisbane Convention & Exhibition Centre, Brisbane, AustraliaStopped on towel from Webster's corner.[4]
May 24, 2018Larry SiwuWinTKO 4 (2:14)The Star, Pyrmont, AustraliaSiwu took heavy punishment before stoppage.[4]
August 18, 2018Stevie Ongen FerdinandusWinKO 2 (2:55)Australian Technology Park, Eveleigh, AustraliaFerdinandus counted out after knockdown.[4]
September 28, 2018Marcos Jesus CornejoWinTKO 2 (1:02)Bendigo Stadium, Bendigo, AustraliaCornejo absorbed heavy head shots leading to RSC.[4]
February 2, 2019Denton VassellWinUD 10Hordern Pavilion, Sydney, AustraliaVassell competitive but outpointed over the distance.[4]
May 25, 2019Joel CamilleriWinUD 10The Star, Pyrmont, AustraliaCamilleri deducted a point for holding.[4]
August 24, 2019Dwight RitchieWinTKO 10 (0:55)ICC Exhibition Centre, Sydney, AustraliaRitchie stopped after accumulating damage.[4]
December 14, 2019Jack BrubakerWinTKO 10 (2:00)ICC Exhibition Centre, Sydney, AustraliaBrubaker's corner threw in the towel amid heavy punishment.[4]
August 28, 2020Jeff HornWinUD 12Queensland Country Bank Stadium, Townsville, AustraliaWon vacant WBO International super welterweight title; Horn knocked down twice (rounds 3 and 6). First major title win.[4]
December 18, 2020Bowyn MorganWinUD 10Bankwest Stadium, Parramatta, AustraliaRetained WBO International title.[4]
March 26, 2021Dennis HoganWinTKO 5 (1:08)Newcastle Entertainment Centre, Newcastle, AustraliaHogan knocked down in round 5; corner stopped the fight. Won Australian and WBO Asia Pacific super welterweight titles.[4]
July 31, 2021Steve SparkWinKO 2 (1:40)Newcastle Entertainment Centre, Newcastle, AustraliaSpark unable to beat the count after knockdown.[4]
November 27, 2021Takeshi InoueWinUD 12Qudos Bank Arena, Sydney Olympic Park, AustraliaDominant performance; moved to 20-0.[4]
March 26, 2022Terrell GaushaWinUD 12The Armory, Minneapolis, USATszyu knocked down in round 1 but rallied to win; United States debut.[4]
March 11, 2023Tony HarrisonWinTKO 9 (2:04)Qudos Bank Arena, Sydney Olympic Park, AustraliaWon interim WBO super welterweight title; later elevated to full champion.[4]
June 17, 2023Carlos OcampoWinKO 1 (1:17)Gold Coast Convention & Exhibition Centre, Broadbeach, AustraliaOcampo knocked down twice and stopped in round 1. First title defense.[4]
October 21, 2023Brian MendozaWinUD 12Gold Coast Convention & Exhibition Centre, Broadbeach, AustraliaStrong performance in title defense despite late pressure.[4]
March 30, 2024Sebastian FundoraLossSD 12T-Mobile Arena, Las Vegas, USAFirst professional loss; lost WBO super welterweight title in close, controversial split decision after cut from accidental clash.[4]
October 19, 2024Bakhram MurtazalievLossTKO 3 (2:12)Caribe Royale, Orlando, USASecond loss; Tszyu knocked down three times in round 2 and once in round 3 before stoppage.[4]
April 5, 2025Joseph SpencerWinTKO 4 (2:18)Newcastle Entertainment Centre, Broadmeadow, AustraliaSpencer's corner threw in the towel after sustained pressure. Return to winning ways in rebuilding phase.[4]
July 19, 2025Sebastian FundoraLossRTD 7MGM Grand Garden Arena, Las Vegas, USAThird loss and rematch; Tszyu knocked down in round 1 and retired on stool due to cut and swelling. WBC super welterweight title on the line.[4]
December 17, 2025Anthony VelazquezWinUD 10TikTok Entertainment Centre, Sydney, Australia

References

  1. Tim Tszyu: Biography, record, fights and more - ESPN
  2. The Soultaker - Tim Tszyu
  3. Tim Tszyu wins WBO interim title | SuperSport
  4. Tim Tszyu - BoxRec
  5. Getting To Know ... Tim Tszyu
  6. Tim Tszyu makes successful first defense of WBO title
  7. Sebastian Fundora beats Tim Tszyu in super welterweight rematch
  8. Tim Tszyu - Next Fight, Fighter Bio, Stats & News
  9. Tim Tszyu - No Limit Boxing
  10. Tim Tszyu - Boxing News
  11. Kostya Tszyu - IBHOF.com
  12. Boxer Tim Tszyu following his father's footsteps | SBS News
  13. Tim Tszyu | TheSportster
  14. 19.05.13 ONU E NEWS Term II | Newington Alumni | Print
  15. Tim Tszyu Confident: I Think Jermell Charlo's Very Beatable!
  16. Kostya Tszyu vs. Zab Judah - BoxRec
  17. Kostya Tszyu - BoxRec
  18. How Tim Tszyu shook off the 'son of Kostya' tag and forged his own ...
  19. Tim Tszyu excited for younger brother, Nikita, who will make his ...
  20. Tim Tszyu - BoxRec
  21. TIM and KOSTYA TSZYU TRAINING - Throwback - YouTube
  22. Why You Should Adopt Tim Tszyu's Old School Training Methods
  23. Tim Tszyu reveals uncle's secret Soviet training methods that helped ...
  24. The lonely journey of the Soul Taker - Forbes Australia
  25. Tim Tszyu: Boxing Record & Stats - MartialBot
  26. Fights - Tim Tszyu
  27. Tim Tszyu beats super welterweight champion Joel Camilleri
  28. Boxer: TIM TSZYU - World Boxing Association
  29. https://www.premierboxingchampions.com/tszyu-vs-gausha
  30. Tim Tszyu KO's Tony Harrison to claim world title - ESPN
  31. Tim Tszyu knocks out Tony Harrison to become a boxing world ...
  32. Tim Tszyu vs Tony Harrison - Results & Post-Fight Report
  33. Boxing Results: Tim Tszyu KOs Tony Harrison In Nine!
  34. 'Tens of millions': Tszyu could reap in $20m payday by end of year
  35. WBO to award Tim Tszyu full world champion status - ESPN
  36. Tim Tszyu to fight Carlos Ocampo on the Gold Coast in June - ESPN
  37. Fight Night - Tszyu vs Ocampo, Aleem vs Goodman
  38. Boxing News: Tszyu demolishes Ocampo in 77 seconds
  39. Tim Tszyu defends junior middleweight belt, tops Brian Mendoza
  40. Tim Tszyu beats Brian Mendoza to retain WBO light-middleweight title
  41. Big 2nd half carries Tszyu to win vs. Mendoza in first 154 title defense
  42. Tszyu vs Fundora Results & Highlights | March 30, 2024
  43. Tim Tszyu vs. Sebastian Fundora fight results, highlights - CBS Sports
  44. STILL LEAKING BLOODY TIM TSZYU 13 STITCHES ... - YouTube
  45. Tim Tszyu and Sebastian Fundora suspended after bloody war as ...
  46. Damning detail exposes Tim Tszyu corner team farce - News.com.au
  47. Boxing 2024, Tim Tszyu corner under fire over cut in ... - Fox Sports
  48. Tim Tszyu unable to fully spar, won't face Vergil Ortiz in August - ESPN
  49. Tim Tszyu's world-title fight with Vergil Ortiz Jr cancelled on medical ...
  50. Tim Tszyu no match for Bakhram Murtazaliev, career in limbo - ESPN
  51. Bakhram Murtazaliev vs Tim Tszyu Scorecard
  52. Australia's Tim Tszyu suffers shock defeat to Bakhram Murtazaliev in ...
  53. Tim Tszyu responds with dominant win over Joey Spencer in ... - ESPN
  54. Tszyu vs Spencer Results & Highlights | April 5, 2025
  55. Tim Tszyu knocks out Joey Spencer, video, full fight ... - Fox Sports
  56. Sebastian Fundora forces Tim Tszyu to quit in rematch - Bad Left Hook
  57. Boxing 2025: Tim Tszyu defeated by Sebastian Fundora, result ...
  58. The fighters ready to take the next step in every boxing division - ESPN
  59. https://www.sportingnews.com/au/boxing/news/tim-tszyu-locks-new-fight-new-nickname-anthony-velazquez/13db1054846a8bea74606113
  60. Keith Thurman Describes Tim Tszyu's Style: “I Could Say Basic But ...
  61. Anatomy of a knockout - Tim Tszyu vs Carlos Ocampo technique ...
  62. The cut plays down Sebastian Fundora's victory; he won the fight
  63. Brian Mendoza: I Bring Something Tim Tszyu Has Never Seen Before
  64. Even as a champ, Tim Tszyu trying to set his own course - ESPN
  65. Tim Tszyu joins father Kostya for first training session in years
  66. Tim Tszyu Reveals Major Shakeup Amid 1-3 Stretch - Sports Illustrated
  67. Boxing News: Tim Tszyu reunites with Kostya Tszyu - Fightnews.com
  68. After sacking entire team, Tszyu reveals Fenech-led coaching crew
  69. Tszyu's surprise call as Fenech joins new-look team - Nine
  70. 'Excited' Tim Tszyu ready to write the next chapter with coach Pedro ...
  71. https://www.abc.net.au/news/2025-11-19/tim-tszyu-next-fight-sydney-comeback/106028520
  72. Jeff Fenech denies 'clowns' comment led Tim Tszyu to axe his team
  73. Tim Tszyu links with Olympic gold medal trainer Pedro Diaz in Miami
  74. Boxing 2025: Tim Tszyu picks Pedro Diaz as new trainer, plans for ...
  75. Every fight of Tim Tszyu's career - Nine
  76. Tim Tszyu defeats Tony Harrison via technical knockout to claim ...
  77. Tim Tszyu vs. Tony Harrison: Duel Down Under
  78. Wardley makes impact, Boots arrives at 154, more: Boxing rankings
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