Hatun Urqu (Quechua hatun big, urqu, mountain, Teofilo Laime Ajacopa, Diccionario Bilingüe Iskay simipi yuyayk'ancha, La Paz, 2007 (Quechua-Spanish dictionary) "big mountain", Hispanicized spelling Jatun Orjo) is a mountain in the Cusco Region in Peru, about 4200 meters high.