Baca (surname)
Baca is a Spanish surname. Notable people with the surname include:
- Baca family of New Mexico
- Elfego Baca, American gunman, lawyer and politician
- Geovany Baca, Honduran boxer
- Jimmy Santiago Baca, American poet and writer
- Joe Baca, American politician
- Joe Baca, Jr., American politician
- Lee Baca, American sheriff
- Polly Baca, American politician
- Rafael Baca, Mexican footballer
- Susana Baca, Peruvian singer