Collins' Squirrel Monkey
Saimiri collinsi
- Least concern
- Card rarity: Common
- Mammals

Collins' squirrel monkey is a species of squirrel monkey endemic to Brazil. It had been considered a subspecies of the common squirrel monkey until a genetic study by Jessica Lynch Alfaro et al. elevated it to species status.
Classification
- Class
- Mammalia
- Order
- Primates
- Family
- Cebidae
- Genus
- Saimiri