He married Maria Rosa de Abrego.
Maria Josefa Guadalupe Lopez de Jaen. She married Juan Jose Gonzalez de Ochoa on 20 Sep 1745 in Cadereyta.
Antonia Lopez de Jaen. She married Antonio Adriano Fernandez de Castro on 5 Oct 1745 in Cadereyta.
Juan Jose Lopez de Jaen, born 1706. He married Isabel Maria Sanchez, daughter of Simon Sanchez and Maria Ramirez in 1750.
Jose Pablo Lopez de Jaen, born 1708. He married Michaela de Orenday y Estrada (Saltillo) on 6 Jan 1745 in Cadereyta.
He died before 1745. He was 64 years old.