He was born circa 1675. His father was Ignacio Guerra Cañamar, and his mother was Maria Cavazos de la Garza.
He married Maria del Bosque, daughter of Fernando del Bosque and Juana de Farias y Sosa on 13 Mar 1696 in Monclova. He was 21 years old. alternate date 12 May 1694
Domingo Fernando Guerra. He married Clara Cavazos.
Manuela Francisca Guerra. She married Clemente de la Garza.
Antonia Francisca Guerra. She married Joseph Antonio de la Garza, son of Joseph de la Garza.
Joseph Guerra. He married Ana Guerra.
Ana Guerra. She married Juan Joseph de la Garza.
Ignacio Guerra del Bosque. He married Maria de Leon. He married Maria Ignacia de la Garza.