Juan Bautista Alvarado (14 Feb 1809–13 Jul 1882) served as governor of Alta California in 1836–7, and again in 1838–42.
His wife was Martina Castro de Alvarado.
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The Alvarados are buried in Saint Mary's Cemetery, along with four family members. The grave was unmarked until October, 2013, when a marker was erected by The San Pablo Historical and Museum Society, Saint Mary's Cemetery, and other groups.
Alvarado / Castro grave marker
photo CC BY-SA from Our Oakland
