- 1804-1814: José Joaquín de Arillaga
- 1814-1815: José Darío Argüllo (acting)
- 1815-1822: Pablo Vicente Solá
(see also Governor of Baja California[?] for Baja California, which remains part of Mexico)
- 1846: William Brown Ide (in Sonoma)
- 1846: John Drake Sloat
- 1846-1847: Robert Field Stockton
- 1847: John C. Fremont
- 1847: Stephen W. Kearny[?]
- 1847-1849: Richard Barnes Mason (acting)
- 1849: Persifor Frazer Smith
- 1849: Bennett Riley
- 1849-1850: Peter Burnett (Democrat)