The Baja pocket mouse (Chaetodipus rudinoris) is a species of rodent in the family Heteromyidae.

The species occurs in southern California, Baja California and on islands in the Gulf of California.

[1][2] The Baja pocket mouse has six recognised subspecies.

[3] The Montserrat Island pocket mouse (Chaetodipus rudinoris fornicatus) became extinct in 1975 (last sighting).

This Heteromyidae article is a stub.