Yasuni Spiny-backed Frog
Osteocephalus yasuni
- Least concern
- Card rarity: Common
- Amphibians

Osteocephalus yasuni is a species of frogs in the family Hylidae. It is found in the upper Amazon Basin in southern Colombia, Ecuador, and northeastern Peru at elevations of 70–250 m (230–820 ft) above sea level. The specific name yasuni refers to the Yasuni National Park where its type locality is.
Classification
- Class
- Amphibia
- Order
- Anura
- Family
- Hylidae
- Genus
- Osteocephalus