| 2025 Seoul Open Challenger | |
|---|---|
| Date | 27 October – 2 November |
| Edition | 9th |
| Surface | Hard |
| Location | Seoul, South Korea |
| Champions | |
| Singles | |
 Sho Shimabukuro | |
| Doubles | |
 Nathaniel Lammons /  Jean-Julien Rojer | |
The 2025 Seoul Open Challenger was a professional tennis tournament played on outdoor hard courts. It was the ninth edition of the tournament. It was part of the 2025 ATP Challenger Tour. It took place in Seoul, South Korea, between 27 October and 2 November 2025.
Singles main draw entrants
[edit]Seeds
[edit]| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS
|
James Duckworth | 108 | 1 |
 CHN
|
Bu Yunchaokete | 115 | 2 |
| JPN
|
Yoshihito Nishioka | 152 | 3 |
 AUT
|
Jurij Rodionov | 154 | 4 |
 HKG
|
Coleman Wong | 156 | 5 |
 POR
|
Henrique Rocha | 161 | 6 |
| JPN
|
Yosuke Watanuki | 167 | 7 |
| JPN
|
Taro Daniel | 179 | 8 |
- 1 Rankings as of 20 October 2025.[1]
Other entrants
[edit]The following players received wildcards into the singles main draw:
Chung Hyeon- Shin San-hui
- Shin Woo-bin
The following players received entry from the qualifying draw:
Masamichi Imamura- Kokoro Isomura
- Yuki Mochizuki
- Park Ui-sung
Kasidit Samrej
Philip Sekulic
Champions
[edit]Singles
[edit]- Sho Shimabukuro def.
Coleman Wong 6–4, 6–3.
Doubles
[edit]
Nathaniel Lammons / 
Jean-Julien Rojer def. George Goldhoff / Theodore Winegar 6–3, 6–4.
References
[edit]- ^ "Rankings - Singles - ATP Tour - Tennis". ATP Tour.