He was born circa 1746. His father was Juan Bautista Chapa, and his mother was Maria Rita Lopez de Jaen. In 1750, he lived in Camargo. The census recorded that he was the son of a settler, español, and 4 years old. His household had 6 people, and they did not receive government aid to move to the colony.
He married Maria Faustina (Agustina) Garcia on 1 Nov 1770 in Mier. He was 24 years old, and the bride was 20 years old.
Jose Simon Chapa. He married Maria Matiana Chapa, daughter of Jose Santiago Chapa and Juana Hinojosa on 9 Jun 1800 in Mier.