Chief state councillor, founder of Jeongsuk-gong
| Life | 1355 ~ 1426 |
| Era | 여말선초 |
| Clan | 문화 류씨 |
Ryu Jeong-hyeon was active in the Goryeo-Joseon transition and rose to chief state councillor. His posthumous name was Jeongsuk and he founded the Jeongsuk-gong branch; his elder brother Ryu Won-hyeon and younger brother Ryu Jeong-mu are presented as founders of the Geomhanseong-gong and Pansa-gong branches.