Chiriaco, Chiriyacu or Chiri Yaku, from the Quechua: chiri yaku for 'cold water', may refer to:
- Chiriaco (Apurímac) (also spelt Chiri Yaku), a mountain in Andahuaylas Province, Department of Apurímac in Peru
- Chiriaco (Imaza) [no], a settlement and capital of the Imaza District, in Bagua Province, Peru
- Chiriaco River, in Peru, a tributary of the Río Marañón
- Chiri Yaku (also spelt Chiriyacu), a waterfall located in the Vitoc District of Chanchamayo Province, in the Junín Region of Peru
See also
- Chiriaco Summit, California, a small unincorporated community in the Colorado Desert of Southern California.
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