Yu Ja-gwang
| Yu Ja-gwang | |
| Hangul | 유자광 |
|---|---|
| Hanja | 柳子光 |
| RR | Yu Jagwang |
| MR | Yu Chagwang |
| Courtesy name | |
| Hangul | 우후 |
| Hanja | 于後 |
| RR | Uhu |
| MR | Uhu |
Yu Jagwang or Yu Chagwang (Korean: 유자광; Hanja: 柳子光, 1439 – June 15, 1512) was a Korean Joseon Dynasty politician, soldier and writer. Born as the son of a yangban father and a concubine, he was one of the few secondary sons who served in high government offices during the Joseon dynasty. His courtesy name was Uhu (우후; 于後). His prime political rival was Kim Chong-jik.