 Jose Antonio Yorba (1746–1825), known also as Don José Antonio Yorba I, was one of the important early settlers of Spanish California (then known as Alta California).Born in San Sadurni de Noya in the Spanish province of Catalonia, Yorba first came to the New World as an officer in the Gaspar de Portolà Expedition of 1769.For his service, Yorba was awarded with an enormous land grant from the Spanish Empire in 1801 that comprised a significant portion of today's Orange County in Southern California.