Pedro de la Garza Rodriguez was born circa 1613, the son of Pedro de la Garza Falcon Treviño and Maria Ines Rodriguez Martinez Guajardo.
He married Maria Lucia de la Rocha.
Mariana (Juana) de la Garza married Joseph Mascorro, Pedro de Lozano.
Juan Perez de la Garza married Maria Cantu.
Lucia de la Garza married Nicolas de Arellano.
Antonia de la Garza married Juan de Sosa.
Francisco de la Garza married Isabel Cantu.
Maria de la Garza married Santiago de Hoyos.
Cristobal de la Garza married Antonia Cantu.
Nicolasa de la Garza de la Rocha was born circa 1648. She married Joseph Martinez Guajardo, Joseph de la Garza Falcon.