Jang Su-jeong
Jang at the 2023 US Open  | |
| Country (sports) | South Korea | 
|---|---|
| Born | 13 March 1995 Busan, South Korea  | 
| Plays | Right (two-handed backhand) | 
| Prize money | $882,675 | 
| Singles | |
| Career record | 408–287 | 
| Career titles | 1 WTA Challenger, 12 ITF | 
| Highest ranking | No. 114 (11 July 2022) | 
| Current ranking | No. 268 (21 April 2025) | 
| Grand Slam singles results | |
| Australian Open | 1R (2022) | 
| French Open | Q3 (2017) | 
| Wimbledon | Q3 (2022) | 
| US Open | Q3 (2017, 2024) | 
| Doubles | |
| Career record | 186–131 | 
| Career titles | 1 WTA Challenger, 17 ITF | 
| Highest ranking | No. 82 (22 May 2023) | 
| Current ranking | No. 237 (13 January 2025) | 
| Team competitions | |
| Fed Cup | 18–11 | 
| Last updated on: 13 January 2025. | |
Jang Su-jeong (Korean: 장수정; Hanja: 張修貞; born 13 March 1995) is a South Korean professional tennis player. On 11 July 2022, she achieved a career-high singles ranking of world No. 114. On 22 May 2023, she peaked at No. 82 in the WTA doubles rankings.
Jang has won one singles and one doubles title on the WTA Challenger Tour. She has also won 12 tournaments in singles and 17 in doubles on the ITF Circuit.
Playing for South Korea in the Billie Jean King Cup, Jang has a win-loss record of 18–11 as of February 2025.