In-Joo Cho (Korean: 조인주; Hanja: 曺仁柱; born April 13, 1969 in Damyang, South Jeolla Province, South Korea) is a former boxer from South Korea. He held the WBC and Lineal Super flyweight titles.
In 1987, Oh won the gold medal in flyweight at the World Junior Amateur Boxing Championships held in.
Cho turned professional in 1992 and compiled a record of 12–0 before facing and defeating Gerry Peñalosa to win the WBC super flyweight title.[1] He would go on to defend the title five times before losing the title to Masamori Tokuyama via unanimous decision.[2]
| 20 fights | 18 wins | 2 losses |
|---|---|---|
| By knockout | 7 | 1 |
| By decision | 11 | 1 |
| No. | Result | Record | Opponent | Type | Round, time | Date | Location | Notes |
|---|---|---|---|---|---|---|---|---|
| 20 | Loss | 18–2 | Masamori Tokuyama | KO | 5 (12) | 2001-05-20 | Sheraton Walker Hill Hotel, Seoul, South Korea | For WBC super flyweight title |
| 19 | Loss | 18–1 | Masamori Tokuyama | UD | 12 (12) | 2000-08-27 | Prefectural Gymnasium, Osaka, Japan | Lost WBC super flyweight title |
| 18 | Win | 18–0 | Julio Cesar Avila | UD | 12 (12) | 2000-05-14 | Sheraton Walker Hill Hotel, Seoul, South Korea | Retained WBC super flyweight title |
| 17 | Win | 17–0 | Gerry Peñalosa | SD | 12 (12) | 2000-01-02 | Sheraton Walker Hill Hotel, Seoul, South Korea | Retained WBC super flyweight title |
| 16 | Win | 16–0 | Keiji Yamaguchi | UD | 12 (12) | 1999-09-05 | Kokugikan, Tokyo, Japan | Retained WBC super flyweight title |
| 15 | Win | 15–0 | Pone Saengmorakot | KO | 8 (12) | 1999-06-13 | Sheraton Walker Hill Hotel, Seoul, South Korea | Retained WBC super flyweight title |
| 14 | Win | 14–0 | Joel Luna Zárate | MD | 12 (12) | 1999-01-10 | Ritz Carlton Hotel, Seoul, South Korea | Retained WBC super flyweight title |
| 13 | Win | 13–0 | Gerry Peñalosa | SD | 12 (12) | 1998-08-29 | Ritz Carlton Hotel, Seoul, South Korea | Won WBC super flyweight title |
| 12 | Win | 12–0 | Tanpit Sithchula | KO | 2 (10) | 1998-01-23 | Guri Gymnasium, Guri, South Korea | |
| 11 | Win | 11–0 | Aidos Yeraliyev | KO | 7 (10) | 1997-06-27 | Pupeung, South Korea | |
| 10 | Win | 10–0 | Vadim Safin | PTS | 10 (10) | 1996-11-22 | Seoul, South Korea | |
| 9 | Win | 9–0 | Boyet Nice | KO | 3 (10) | 1996-09-20 | Junggu Hall, Seoul, South Korea | |
| 8 | Win | 8–0 | Hiroaki Fukumoto | PTS | 10 (10) | 1995-04-23 | Seoul, South Korea | |
| 7 | Win | 7–0 | Mario Parcon | KO | 5 (10) | 1995-02-08 | Seoul, South Korea | |
| 6 | Win | 6–0 | Tacy Macalos | PTS | 10 (10) | 1994-01-30 | Prince Hotel, Daegu, South Korea | |
| 5 | Win | 5–0 | Reynante Jamili | PTS | 10 (10) | 1993-10-23 | Seoul, South Korea | |
| 4 | Win | 4–0 | Abraham Torres | PTS | 10 (10) | 1993-06-06 | Hyeonpung Citizen Hall, Daegu, South Korea | |
| 3 | Win | 3–0 | Jongjong Perez | KO | 1 (8) | 1993-01-31 | Pohang Gymnasium, Pohang, South Korea | |
| 2 | Win | 2–0 | Lito Gonzaga | PTS | 10 (10) | 1992-09-27 | Wongwang University, Iksan, South Korea | |
| 1 | Win | 1–0 | Rodrigo Boy Louperez | KO | 4 (8) | 1992-04-18 | Munhwa Gymnasium, Seoul, South Korea |
