Luis María Peralta
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Luis María Peralta (1759 in Sonora, New Spain – August 26, 1851) was a Spanish-born Californio ranchero and soldier in the Spanish Army. Peralta received Rancho San Antonio, one of the largest of the rancho grants in California, covering 44,800-acre (181 km2) that encompassed most of the East Bay region of the Bay Area in Northern California.