Yun Seong Chung
ATP · ranked No. 756
Elo1,573No. 469 by Elo
Elo · hard1,570No. 422 on this surface
Elo · clay1,540No. 471 on this surface
Elo · grass1,537No. 419 on this surface
ATP ranking756
Season 20263–2no title
Elo over the last 2 years
Upcoming matches
- , Yun Seong Chung vs Yunchaokete Bu#92Seoul · R16 · Profile: Yunchaokete Bu
Season 2026
| Surface | Record | Won |
|---|---|---|
| Hard court | 3–2 | 60% |
| Record · Titles: 0 | 3–2 | 60% |
Serve profile vs the tour (12 months)
Matches with stats from the last 12 months, pulled towards the tour average on a small sample.
| Yun Seong Chung | Tour | |
|---|---|---|
| Service points won | 64% | 62% |
| Return points won | 40% | 38% |
| Service games held | 76% | 76% |
| Breaks of serve | 26% | 24% |
| Aces per service game | 0.52 | |
| Double faults per game | 0.19 | |
| Sets with a tie-break | 8% | |
| Tie-breaks won | 1/1 | |
| Wins in straight sets | 67% | |
| Matches in the sample | 5 |
Form: recent matches
- 27/10/26WShintaro ImaiChallenger Seoul · R326:4 6:3
- 26/10/26WYeonsu JeongChallenger Seoul · Q23:6 6:3 7:6
- 25/10/26WAlexander Donski#515Challenger Seoul · Q16:3 6:4
- 19/04/26LTom Paris#683Challenger Gwangju · Q15:7 6:0 4:6
- 13/04/26LYunchaokete Bu#92Challenger Busan · R321:6 4:6
- 27/10/25LYuki Mochizuki#788Challenger Seoul · Q24:6 4:6
- 26/10/25WKaichi Uchida#420Challenger Seoul · Q14:6 6:3 6:4
- 23/04/25LUisung Park#757Challenger Gwangju · R326:4 3:6 4:6
- 29/10/24LHyeon Chung#578Challenger Seoul · R325:7 3:6
- 25/08/24LLukas Pokorny#500Challenger Zhangjiagang · Q12:6 1:4
- 18/08/24LMoerani Bouzige#456Challenger Jinan · Q16:1 3:6 5:7
- 14/05/24LJi Sung Nam#821Challenger Taipei · R324:6 6:7
- 18/04/24LLloyd Harris#108Challenger Gwangju · R164:6 4:6
- 16/04/24WPaul Jubb#389Challenger Gwangju · R326:4 4:6 6:3
- 09/04/24LMark Lajal#154Challenger Busan · R323:6 2:6
- 08/04/24WHiroki Moriya#482Challenger Busan · Q26:4 7:6
- 07/04/24WStefanos Sakellaridis#132Challenger Busan · Q11:6 6:2 6:3
- 25/02/24LSiddharth VishwakarmaChallenger New Delhi · Q16:1 4:6 2:5
- 19/02/24LAlexey ZakharovChallenger Pune · Q23:6 7:5 4:6
- 18/02/24WRio Noguchi#214Challenger Pune · Q17:5 7:6