His father was Salvador de la Garza, and his mother was Juana Gutierrez de Castro.
He married Maria de Elizondo.
He married Juana Gonzalez Hidalgo. It was his second marriage.
Salvador de la Garza. He married Maria de la Garza Falcon, daughter of Capt. Blas de la Garza Falcon and Maria Catarina Gomez. He owned Espiritu Santo grant, Cameron County, Porción 89, Camargo, Porción 95, Camargo.
Pedro Joseph de la Garza. In 1745, he requested a dispensation to marry Maria Rita de la Garza.
Margarita de la Garza. In 1735, she requested a dispensation to marry Juan Diego de Treviño.
Jose Alejandro de la Garza. He owned Porción 96, Camargo.