He was born circa 1720. His father was Miguel Lopez, and his mother was Ana Maria Hinojosa. In 1750, he lived in Camargo. The census recorded that he was the head of a household, and español. His household had 5 people, and they received government aid to move to the colony. He died before 1757. He was 37 years old.
He married Maria Gertrudis Longoria, daughter of Juan Diego Longoria and Clara Maria Chapa in Cerralvo.
Maria Gertrudis Lopez de Jaen, born 1746.
Jose Cayetano Lopez de Jaen, born 1747. He married Maria Antonia Gonzalez, daughter of Francisco Gonzalez and Marcelina Salinas on 18 Feb 1775 in Mier.
Jose Miguel Lopez de Jaen, born 1755. He married Maria Rita Gonzalez, daughter of Francisco Gonzalez and Marcelina Salinas on 1 Sep 1780 in Mier.
Jose Antonio Lopez de Jaen, born 1756. He married Francisca Javiera de la Garza on 17 Jun 1777 in Mier. He owned Porción 20, Mier.