Brazilian Sipo
Chironius laevicollis
- Least concern
- Card rarity: Common
- Reptiles

Chironius laevicollis, the Brazilian sipo, is a species of colubrid snake from Brazil. This species is endemic to the Atlantic Forest along the country's southeast coast, and is common and widespread throughout its range.
Classification
- Class
- Reptilia
- Order
- Squamata
- Family
- Colubridae
- Genus
- Chironius