Who founded the city of vallejo?

The city of Vallejo, California, was founded by Captain Mariano Guadalupe Vallejo, a prominent Mexican military officer and politician. He established the area as a military post in 1846, and it was later incorporated as a city in 1868. Vallejo played a significant role in the region's development during the Mexican-American War and the subsequent Gold Rush era. The city was named in his honor, reflecting his influence in shaping its early history.