ATP · Challenger 125
Seoul Challenger 2026 Tournament Results
In brief
Seoul Challenger 2026 is a Challenger 125 tournament on the ATP tour that started on October 26, 2026. The tournament is under way; latest round with results: Semifinal. The draw features 24 players from 15 countries. Best represented: Japan (6). 21 matches played, 2 tie-breaks and 2 retirements. In 2025 the title went to Sho Shimabukuro.
Order of play
Upcoming main-draw matches, with times in your time zone. Updated every hour.
Bracket
Semifinal
Roll of honour
| Year | Champion | Runner-up |
|---|---|---|
| 2025 |  Sho Shimabukuro |  Chak Lam Coleman Wong 6-4 6-3 |
| 2024 |  Nikoloz Basilashvili | Taro Daniel 7-5 6-4 |
Points to defend
Best results at the 2025 edition: those points drop off the rankings with the 2026 edition.
| Player | 2025 | Points |
|---|---|---|
| Sho Shimabukuro | Title | 100 |
| Chak Lam Coleman Wong | Final | 60 |
 Elias Ymer | Semifinal | 36 |
 Yi Zhou | Semifinal | 36 |
| Bu Yunchaokete | Quarterfinal | 20 |
 Frederico Ferreira Silva | Quarterfinal | 20 |
 Jurij Rodionov | Quarterfinal | 20 |
 Kasidit Samrej | Quarterfinal | 20 |
The tournament in numbers
- Matches played
- 21
- Tie-breaks
- 2
- Matches to a deciding set
- 2
- 6-0 sets
- 2
- Retirements
- 2
Most games in a match: Zhizhen Zhang-Marin Cilic, 7-6(3) 2-6 6-3 (30 games).
Countries in the draw
| Country | Players | Best result | Still in |
|---|---|---|---|
| Japan | 6 | Quarterfinal | 0 |
 France | 2 | Final | 1 |
 Australia | 2 | Semifinal | 0 |
| China | 2 | Round of 16 | 0 |
 United States | 2 | R32 | 0 |
| Hong Kong | 1 | Final | 1 |
 United Kingdom | 1 | Semifinal | 0 |
 Greece | 1 | Round of 16 | 0 |
 Russia | 1 | Round of 16 | 1 |
 South Africa | 1 | Round of 16 | 0 |
Plus 5 more countries.
Points on offer
ATP points by round reached at this edition.
| Round reached | Points |
|---|---|
| Title | 125 |
| Final | 75 |
| Semifinal | 45 |
| Quarterfinal | 25 |
| Round of 16 | 13 |
| R32 | 6 |
R32
| Winner | Loser | Score |
|---|---|---|
| Zhizhen Zhang |  Marin Cilic | 7-6(3) 2-6 6-3 |
| Lloyd Harris | Juncheng Shang | 6-4 6-3 |
| Rei Sakamoto | Kasidit Samrej | 6-3 6-4 |
| Sho Shimabukuro |  Jan Kumstat | 6-4 6-0 |
| Taro Daniel | Andre Ilagan | 6-3 6-1 |
| Jay Dylan Hara Friend |  August Holmgren | 6-3 6-3 |
| Omar Jasika | Alexandre Muller | ret. 6-4 2-0 ret. |
| Aleksandar Vukic | Christian Langmo | 6-2 6-1 |
| Terence Atmane | Koki Matsuda | 4-6 6-1 6-2 |
| Stefanos Sakellaridis |  Timofey Skatov | 6-2 6-2 |
| Alibek Kachmazov | Rio Noguchi | 6-3 6-1 |
Round of 16
| Winner | Loser | Score |
|---|---|---|
| Omar Jasika | Lloyd Harris | 6-3 6-1 |
| Billy Harris | Aleksandar Vukic | 6-2 6-4 |
| Rei Sakamoto | Zhizhen Zhang | 6-0 6-4 |
| Chak Lam Coleman Wong | Stefanos Sakellaridis | 6-1 6-3 |
| Terence Atmane | Taro Daniel | 7-5 6-4 |
| Sho Shimabukuro | Jay Dylan Hara Friend | 6-3 6-1 |
Quarterfinal
| Winner | Loser | Score |
|---|---|---|
| Chak Lam Coleman Wong | Sho Shimabukuro | 7-6(4) 6-1 |
| Billy Harris | Rei Sakamoto | ret. 3-0 ret. |
Semifinal
| Winner | Loser | Score |
|---|---|---|
| Chak Lam Coleman Wong | Omar Jasika | 6-2 7-5 |
| Terence Atmane | Billy Harris | 6-3 6-1 |