He was born circa 1741. His father was Jose Valentin de Olivares, and his mother was Maria de Jesus Guajardo. His father owned Porción 19, Mier. In 1750, he lived in Camargo. The census recorded that he was the son of a settler, and 5 years old. His household had 8 people, and they did not receive government aid to move to the colony. In 1782, he lived in San Juan Bautista del Cojo in household number 131. The church census recorded that he was married, español, and 43 years old. His household included 6 people.
He married Francisca Garcia (Perez), daughter of Jose Teodoro Perez and Maria Rita Garcia on 2 Mar 1772 in Mier. He was 31 years old, and the bride was 25 years old.
Jose Bernadino Olivares, born 1773.
Maria Josefa Olivares, born 1776.
Maria Dionicia Olivares, born 1777.
Juan Jose Cristostomo Olivares, baptized 7 Feb 1779. He died on 11 Jun 1823. He was 44 years old.