Bernardo Yorba (August 20, 1800 – November 28, 1858), was a native of Nueva California and the son of Spanish soldier, José Antonio Yorba. Bernardo became one of the most successful ranchers in Alta California with thousands of cattle and horses grazing on land grants totaling more than 35,000 acres (8 square Spanish leagues). Bernado Yorba built a large adobe hacienda, Hacienda de San Antonio near the present day city of Yorba Linda which is named in honor of Bernardo.
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