He was born circa 1771. His father was Juan Jose Benavides Recio, and his mother was Isabel Maria Guerra Cañamar.
He married Maria Juliana de la Garza, daughter of Juan de la Garza and Maria Gertrudis Chapa on 9 Aug 1797 in Mier. He was 26 years old, and the bride was 24 years old. It was her second marriage. Her father owned Mier 23 grant.