| 2025 Gwangju Open | |
|---|---|
| Date | 21–27 April |
| Edition | 8th |
| Surface | Hard |
| Location | Gwangju, South Korea |
| Champions | |
| Singles | |
 Jason Kubler | |
| Doubles | |
 Ray Ho / Matthew Romios | |
The 2025 Gwangju Open was a professional tennis tournament played on hardcourts. It was the 8th edition of the tournament which was part of the 2025 ATP Challenger Tour. It took place in Gwangju, South Korea between 21 and 27 April 2025.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
| AUS | Adam Walton | 86 | 1 |
 USA | Christopher Eubanks | 110 | 2 |
| USA | Brandon Holt | 116 | 3 |
| AUS | Tristan Schoolkate | 120 | 4 |
| AUS | Li Tu | 172 | 5 |
 JPN | James Trotter | 176 | 6 |
 FRA | Térence Atmane | 177 | 7 |
| AUS | James McCabe | 181 | 8 |
The following players received wildcards into the singles main draw:
The following player received entry into the singles main draw using a protected ranking:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Jason Kubler def. 
Alibek Kachmazov 7–5, 6–7(7–9), 6–3. Ray Ho / Matthew Romios def. Vasil Kirkov / 
Bart Stevens 6–3, 7–6(8–6).
