Quello Cocha or Qillwaqucha (Quechua qillwa, qiwlla, qiwiña gull, qucha lake, "gull lake", also spelled Quellhuacocha) is a mountain at a small lake of that name in the Andes of Peru which reaches a height of approximately . It is located in the Huancavelica Region, Churcampa Province, Chinchihuasi District, and in the Tayacaja Province, Colcabamba District.
The lake named Qillwaqucha lies southeast of the peak in the Chinchihuasi District at .
References escale.minedu.gob.pe - UGEL map of the Churcampa Province (Huancavelica Region)