Wich'un ( Quechua for femur, hispanicized spelling Huichun) is an archaeological site in Peru. The National Institute of Culture declared it a National Cultural Heritage by Resolución Directoral No. 1572 on September 27, 2006. The site consists of houses, stone tombs ( chullpa), deposits ( qullqa) and enclosures.
Wich'un is situated in the little village of Quchamarka (Cochamarca) about 8 km from Obas. It lies in the Huánuco Region, Yarowilca Province, Obas District