He was born circa 1655. His father was Francisco Baez de Benavidez Martinez, and his mother was Maria Clara Flores de la Cerda.
He married Juana Vela Ortiz, daughter of Francisco Vela Rocha and Maria Ortiz Sanchez.
Isabel de Benavides. She married Cristobal Gutierrez de Lara, son of Nicolas Gutierrez de Lara and Clara de Treviño Renteria.
Juan Jose Baez de Benavides Vela, born 1681. He married Clara Maria Gutierrez de Lara Renteria, daughter of Nicolas Gutierrez de Lara and Clara de Treviño Renteria.