Yu Ch'a-dal (Korean: 유차달; Hanja: 柳車達), also known as Ryu Ch'a-dal (류차달) is the founder of the Korean Munhwa Yu clan.
He was born in 28 August, 880AD by the lunar calendar and was named the lord (호족) of Munhwa.
[1] He was given the third-grade rank post of chief assistant executive, or daeseung (대승) and awarded Three-Han Unification Merit Subject (삼한공신) by King Taejo Wang Kon of the Goryeo Dynasty for his help in unifying the Korean Peninsula.
[2] In January 2011, North Korea claimed to have found Yu's tomb in Samchon County.
[3] Yu Ch'a-dal only had one son who was called Yu Hyo-gŭm (유효금) and one grandson who was called Yu Kŭm-hwan (유금환).There are some stories that tell he was one of or a son of one of the people moving into Goryeo after the fall of the kingdom of Balhae in the north to Khitan invaders from the Liao dynasty.