| Busan Open | |
|---|---|
 2023 Busan Open | |
| ATP Challenger Tour | |
| Event name | Busan Open Challenger Tour |
| Location | Busan, South Korea |
| Venue | Spo 1 Park |
| Category | ATP Challenger Tour |
| Surface | Hard |
| Draw | 32S/32Q/16D |
| Prize money | US$159,360+H |
| Website | Website |
The Busan Open (formerly known as Busan Open Challenger Tennis) is a professional tennis tournament played on outdoor hard courts. It is currently part of the ATP Challenger Tour. It has been held annually in Busan, South Korea, since 2003.