Pedro Botello de la Garza was the son of Francisco Botello de Morales and Juana de la Garza Martinez Guajardo.
He married Sebastiana de la Paz.
He married Josefa Gonzalez de Ochoa on 1 Jul 1689 in Monterrey.
Maria Josefa Botello de Morales was baptized on 7 Oct 1693 in Santa Catarina. She married Cristobal Garcia de Quintanilla.
Francisco Javier Botello de Morales was baptized on 15 Sep 1714 in Monterrey. He married Petra Rosalia Martinez Benavides.