Ku - Sein
07.05.2017, 05:00, Changwon ITF, Qualification - 1. round, hard
| Ku Yeon Woo | 2 : 0 (6-1, 6-1) |
Sein Jun | ||
|---|---|---|---|---|
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179. | Singles ranking | -. | |
| 15. 3. 2003 | Birthdate | 30. 10. 1998 | ||
| - | Height | - | ||
| - | Weight | - | ||
| right | Plays | right | ||
| - | Turned pro | - | ||
| Surface | Ku Yeon Woo | Sein Jun |
|---|---|---|
| Indoors | 0/1 | - |
| Clay | 0/2 | - |
| Grass | 0/1 | - |
| Hard | 18/13 | - |
| Not set | - | - |
| Year | Summary | Clay | Hard | Indoors | Grass | Not set |
|---|---|---|---|---|---|---|
| Summary: | 238/133 | 24/14 | 190/102 | 20/9 | 2/3 | 2/5 |
| 2026 | 18/17 | 0/2 | 18/13 | 0/1 | 0/1 | - |
| 2025 | 63/22 | - | 61/20 | - | 2/2 | - |
| 2024 | 40/27 | 4/1 | 33/23 | 1/2 | - | 2/1 |
| 2023 | 30/23 | 5/2 | 20/16 | 5/1 | - | 0/4 |
| 2022 | 21/17 | 2/2 | 14/12 | 5/3 | - | - |
| 2021 | 52/19 | 13/7 | 30/10 | 9/2 | - | - |
| 2019 | 9/4 | - | 9/4 | - | - | - |
| 2018 | 1/1 | - | 1/1 | - | - | - |
| 2017 | 4/3 | - | 4/3 | - | - | - |
Head-to-head: 1 - 0
| Year | Tournament | Match | S | Surface | 1 | 2 | 3 | 4 | 5 | Round |
|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | Changwon ITF | Ku | 2 | 6 | 6 | Q-1R | ||||
| Sein | 0 | 1 | 1 |
Betting odds
Latest matches
- Ku
| US Open, Q-1R, 25.08.2026 | ||
| Ku - Sharma | 2:0 | |
| Landisville 2 ITF, R16, 08.08.2026 | ||
| Hontama - Ku | 2:1 | |
| Landisville 2 ITF, 1R, 05.08.2026 | ||
| Ku - Rogers | 2:0 | |
| Vancouver WTA, 1R, 29.07.2026 | ||
| Dong - Ku | 2:1 | |
| Evansville ITF, F, 26.07.2026 | ||
| Dolehide - Ku | 2:0 | |
| Evansville ITF, SF, 25.07.2026 | ||
| Ku - Stefanini | 2:0 | |
| Evansville ITF, QF, 24.07.2026 | ||
| Ku - Stoiana | 2:1 | |
| Evansville ITF, R16, 23.07.2026 | ||
| Ku - Vidmanova | 2:1 | |
| Evansville ITF, 1R, 22.07.2026 | ||
| Ku - Goto | 2:0 | |
| Granby ITF, 1R, 14.07.2026 | ||
| Kuramochi - Ku | 2:1 | |
- Sein
| Sangju ITF, Q-2R, 28.05.2017 | ||
| Chun - Sein | 2:0 | |
| Changwon ITF, Q-1R, 07.05.2017 | ||
| Ku - Sein | 2:0 | |
| Yeongwol 2 ITF, Q-1R, 04.09.2016 | ||
| Lee - Sein | 2:1 | |
| Incheon ITF, Q-1R, 22.05.2016 | ||
| Inglis - Sein | 2:0 | |
| Yeongwol ITF, Q-2R, 30.08.2015 | ||
| Kim - Sein | 2:0 | |
| Gimcheon 4 ITF, Q-1R, 22.08.2015 | ||
| Song - Sein | 2:0 | |
| Gimcheon 2 ITF, Q-2R, 10.08.2015 | ||
| Yea - Sein | 2:0 | |
| Goyang ITF, Q-1R, 06.06.2015 | ||
| Jung - Sein | 2:0 | |
| Yeongwol ITF, Q-1R, 23.08.2014 | ||
| Jang - Sein | 2:0 | |
This week's tournaments
| Main tournaments | ||||
| US Open | 34 | |||
| Winston Salem | 14 | |||
| US Open | 32 | |||
| Monterrey | 12 | |||
| Lower level tournaments | ||||
| Kingston 2 challenger | 15 | |||
| Augsburg challenger | 14 | |||
| Roehampton 2 challenger | 12 | |||
| UTR Pro Tennis Series | 2 | |||
| UTR Pro Tennis Series 3 | 47 | |||
| UTR Pro Tennis Series 5 | 10 | |||
| UTR Pro Tennis Series 9 | 11 | |||
| Philadelphia WTA | 9 | |||
| Bytom ITF | 20 | |||
| Kursumlijska Banja 16 ITF | 18 | |||
| Oldenzaal ITF | 19 | |||
| Barueri ITF | 12 | |||
| Trieste ITF | 13 | |||
| Verbier 2 ITF | 16 | |||
| UTR Pro Tennis Series 5 | 6 | |||
| UTR Pro Tennis Series 9 | 16 | |||
| Brasov 2 ITF | 17 | |||
| Hurghada 8 ITF | 20 | |||
| Monastir 47 ITF | 17 | |||
| Tianjin 4 ITF | 18 | |||
| Torello ITF | 15 | |||
| UTR Pro Match Series | 49 | |||
| UTR Pro Tennis Series | 10 | |||
- Player's profile
- Tournament search
- Head-to-head
- Interesting matches
| H2H | |
|---|---|
| Olivieri G. - Barrios Vera M. | 1-6 |
| Yuan Y. - Guo H. | 0-4 |
| Ghetu G. - Vanta V. | 4-0 |
| Ymer E. - Garin C. | 0-3 |
| Tenti F. - Monzon I. | 7-4 |
| Cabrera L. - Sawangkaew M. | 0-3 |



