Aleksandar Vukic (Serbian: Александар Вукић / Aleksandar Vukić, pronounced [aleksǎːndar ʋǔːkitɕ, alěksaːn-]; born 6 April 1996) is an Australian professional tennis player. He has a career high ATP singles ranking of world No. 48 achieved on 14 August 2023. He also has a career high ATP doubles ranking of world No. 237 achieved on 9 June 2025.

Vukic has reached one ATP Tour singles final at the 2023 Atlanta Open. Vukic made his main draw ATP singles debut at the 2018 Sydney International and his Grand Slam debut at the 2020 French Open, after qualifying for both.

Vukic was born in Sydney, Australia, and is of Serbian and Montenegrin descent. His parents and older brother left Montenegro during the breakup of Yugoslavia in the early 1990s and settled in Sydney before Vukic was born. Vukic began playing tennis at the age of 6 and attended Normanhurst Boys High School throughout his upbringing. He later attended the University of Illinois from 2015 to 2018 where he was named three-time All-American in tennis.

Vukic made his ITF Tour debut in Spain in May 2014.

Vukic made his main draw ATP singles debut at the 2018 Sydney International, where he qualified for the main draw by defeating Dušan Lajović and Ričardas Berankis. He came within two points of defeating Feliciano López, ranked No. 36 in the world. He lost the match 6–4, 6–7^(5–7), 3–6.

In May 2019, Vukic reached the semifinal of the 2019 Savannah Challenger, his best performance at the ATP Challenger Tour level. Following a quarter-final appearance at 2019 Internazionali di Tennis Città dell'Aquila, Vukic reached a career high singles ranking of No. 258.

In January 2020, Vukic reached the final round of 2020 Australian Open – Men's singles qualifying. In March 2020, Vukic reached his first ATP Challenger Tour final in Monterrey Challenger.

In September, Vukic qualified for the 2020 French Open main draw (defeating future world number one Carlos Alcaraz en route), where he made his Grand Slam singles debut. He lost in round one to Pedro Martínez.