The Seoul Open Challenger is a tournament for professional tennis players played on outdoor hardcourts. The event is classified as a $100,000 ATP Challenger and a $50,000 ITF Women's Circuit event and has been held in Seoul, South Korea, since 2014.
| Seoul Open Challenger | |||||||||
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 2019 Seoul Open Challenger | |||||||||
| Tournament information | |||||||||
| Event name | Seoul | ||||||||
| Location | Seoul, South Korea | ||||||||
| Venue | Seoul Olympic Park Tennis Center | ||||||||
| Surface | Hard | ||||||||
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Men's champions edit
Singles edit
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2023 |  Bu Yunchaokete |
 Aleksandar Vukic |
7–6(7–4), 6–4 |
| 2022 | Li Tu |
Wu Yibing |
7–6(7–5), 6–4 |
| 2020–2021 | not held | ||
| 2019 |  Kwon Soon-woo |
Max Purcell |
7–5, 7–5 |
| 2018 |  Mackenzie McDonald |
Jordan Thompson |
1–6, 6–4, 6–1 |
| 2017 |  Thomas Fabbiano |
Kwon Soon-woo |
1–6, 6–4, 6–3 |
| 2016 |  Sergiy Stakhovsky |
 Lu Yen-hsun |
4–6, 6–3, 7–6(9–7) |
| 2015 |  Go Soeda |
Chung Hyeon |
3–6, 6–3, 6–3 |
Doubles edit
| Year | Champions | Runners-up | Score |
|---|---|---|---|
| 2023 | Max Purcell Yasutaka Uchiyama |
Chung Yun-seong Yuta Shimizu |
6–1, 6–4 |
| 2022 | Kaichi Uchida Wu Tung-lin |
Chung Yun-seong Aleksandar Kovacevic |
6–7(2–7), 7–5, [11–9] |
| 2020–2021 | not held | ||
| 2019 | Max Purcell Luke Saville |
 Ruben Bemelmans Sergiy Stakhovsky |
6–4, 7–6(9–7) |
| 2018 | Toshihide Matsui  Frederik Nielsen |
Chen Ti Yi Chu-huan |
6–4, 7–6(7–3) |
| 2017 | Hsieh Cheng-peng Peng Hsien-yin |
Thomas Fabbiano  Dudi Sela |
5–1 ret. |
| 2016 | Matt Reid John-Patrick Smith |
Gong Maoxin Yi Chu-huan |
6–3, 7–5 |
| 2015 | Gong Maoxin Peng Hsien-yin |
Lee Hyung-taik  Danai Udomchoke |
6–4, 7–5 |
Women's champions edit
Singles edit
| Year | Champion | Runner-up | Score |
|---|---|---|---|
| 2015 | Riko Sawayanagi |
Jang Su-jeong |
6–4, 6–4 |
| 2014 | Misaki Doi |
Misa Eguchi |
6–1, 7–6(7–3) |
Doubles edit
| Year | Champions | Runners-up | Score |
|---|---|---|---|
| 2015 | Chan Chin-wei Lee Ya-hsuan |
Hong Seung-yeon Kang Seo-kyung |
6–2, 6–1 |
| 2014 | Chan Chin-wei Chuang Chia-jung |
 Irena Pavlovic  Kristýna Plíšková |
6–4, 6–3 |