Around the world, 윤오 (윤오 
) is a rare boy's forename. The first name 윤오 is habitual in Eastern Asia, particularly South Korea, where it is a rare masculine name.
| VARIANT | COUNTRY |
|---|---|
| 윤오 | South Korea |
| 이윤오 South Korean association football player, KR (b. 1999) |
|