Guadalupe Junco
Junco insularis
- Vulnerable
- Card rarity: Rare
- Birds

The Guadalupe junco is a small bird in the New World sparrow family that is endemic to Guadalupe Island off the western coast of Baja California, Mexico. Many taxonomic authorities classified it in 2008 as a subspecies of the dark-eyed junco. In 2016, it was re-classified as a full species.
Classification
- Class
- Aves
- Order
- Passeriformes
- Family
- Passerellidae
- Genus
- Junco