Jose Francisco Lopez de Jaen was born circa 1743, the son of Francisco Lopez de Jaen and Maria Agustina Longoria.
In 1767, as the son of a primitivo poblador, he was granted Camargo 16 by the King of Spain.
He sold Camargo 16 to Juan Jose de la Garza Montemayor. Sold by the heirs of the original grantee.