Lake Yarinacocha (possibly from Quechua yarina ivory palm, qucha lake) is a lake in Peru located in the Ucayali Region, Coronel Portillo Province, Yarinacocha District. It is situated at a height of about , about 15.45 km long and 0.82 km at its widest point. Lake Yarinacocha lies west of the Ucayali River and northwest of Pucallpa.