He married Maria Martinez, daughter of Capt. Joseph Ignacio Martinez and Maria Ines de la Garza de la Rocha.
Francisca Javiera de la Garza. In 1729, she requested a dispensation to marry Manuel de la Garza.
Joaquin Garza Montemayor. In 1726, he requested a dispensation to marry Maria Ignacia Gonzalez.
Miguel de la Garza. In 1727, he requested a dispensation to marry Manuela Flores.