Joseph de la Garza was the son of Gabriel de la Garza.
He requested a dispensation to marry Maria Lozano in 1701. Dispensation source: Guerra et al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.274.
He requested a dispensation to marry Luisa Guerra in 1702. Dispensation source: Guerra et al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.276.