| Hampyeong O clan | |
| Country: | Korea |
| Region: | Hampyeong County |
Hampyeong O clan was one of the Korean clans. Their Bon-gwan was in Hampyeong County, South Jeolla Province. According to the research in 2000, the number of Hampyeong O clan was 2845. Their founder was . was a 4th son of who was a founder of Haeju Oh clan. came over from China during Seongjong of Goryeo’s reign in Goryeo. passed Imperial examination during Wonjong of Goryeo’s reign. Then, successively served as a munha sirang pyeongjangsa and appointed as Prince of Hampung . After that, began Hampyeong O clan.[1]