Jiayi Sun (CHN)
Country: China,
Born in 2010,
Category: Junior, Girls
ITF Ranking
451
-2
Season High : 398
Career High : 398
| Tierlevel | Tourn. | Titles | Matches | Wins | Losses | PCT | 6-0 | 0-6 | 7-6 | 6-7 | Total | 13 | 1 | 41 | 30 | 11 | 0.732 | 10 | 0 | 3 | 1 |
|---|---|---|---|---|---|---|---|---|---|---|
| J300 Girls | 1 | 0 | 2 | 1 | 1 | 0.500 | 0 | 0 | 0 | 0 |
| J200 Girls | 1 | 0 | 2 | 1 | 1 | 0.500 | 0 | 0 | 0 | 0 |
| J100 Girls | 3 | 0 | 3 | 0 | 3 | 0.000 | 0 | 0 | 0 | 0 |
| J60 Girls | 5 | 0 | 20 | 16 | 4 | 0.800 | 4 | 0 | 3 | 1 |
| J30 Girls | 3 | 1 | 14 | 12 | 2 | 0.857 | 6 | 0 | 0 | 0 |
Tournaments played in 2025
See detailed tennis results of Jiayi Sun| Dec 02 | J60G | SF | J60 Shenzhen \ China Junior 29 Shenzhen, Shenzhen(CHN) |
| Sep 16 | J300G | 1/16 | J300 Beijing \ China Open Junior, Beijing(CHN) |
| Sep 09 | J200G | 1/8 | J200 Nanjing \ China Junior 5 Nanjing, Nanjing(CHN) |
| Aug 26 | J60G | SF | J60 Shenzhen \ China Junior 21 Shenzhen, Shenzhen(CHN) |
| Aug 18 | W15 | [Q] | W15 Luan, Luan(CHN) |
| Jul 28 | J30G | Win. | J30 Jinan \ China Junior 18 Jinan J30, Jinan(CHN) |
| Jun 03 | J100G | 1/16 | J100 Huzhou, Huzhou(CHN) |
| May 27 | J100G | 1/16 | J100 Qionghai \ China Junior 9 Qionghai, Qionghai(CHN) |
| May 20 | J60G | F | J60 Anning \ China Junior 8 Anning, Anning(CHN) |
| May 06 | J60G | QF | J60 Chengdu \ China Junior 10 Chengdu, Chengdu(CHN) |
| Apr 29 | J60G | QF | J60 Chengdu \ China Junior 9 Chengdu, Chengdu(CHN) |
| Apr 15 | J100G | 1/16 | J100 Wuhan \ China Junior Wuhan, Wuhan(CHN) |
| Feb 18 | J30G | 1/8 | J30 Maanshan \ China Junior 3 Maanshan, Maanshan(CHN) |
| Feb 11 | J30G | SF | J30 Maanshan \ China Junior 3 Maanshan, Maanshan(CHN) |








