His father was Tomas de Olivares, and his mother was Ana Gertrudis Longoria. His father owned Porción 8, Camargo, Porción 34, Camargo, Porción 35, Camargo, Porción 37, Camargo.
He married Maria Josefa Garcia, daughter of Bartolome Garcia and Maria de la Luz de la Garza (?). Her father owned Porción 26, Camargo, Porción 28, Camargo.
He married Juana Maria Lopez. It was his second marriage.