He was born circa 1742. His father was Jose Valentin de Olivares, and his mother was Maria de Jesus Guajardo. His father owned land in Porción 19, Mier. In 1750, he lived in Camargo. The census recorded that he was the son of a settler, and 7 years old. His household had 8 people, and they did not receive government aid to move to the colony. In 1782, he lived in Mier in household number 59. The church census recorded that he was married, español, and 41 years old. His household included 5 people. In 1791, he lived in Mier in household number 82. The church census recorded that he was married, español, and 50 years old. His household included 4 people.
He married Maria Juliana Flores, daughter of Diego Flores and Maria Luisa Hinojosa. Her father owned land in Porción 27, Mier.
Maria Viviana Olivares, born 1767. She married Francisco Ignacio Montalvo, son of Antonio Montalvo and Maria Petra Salinas on 22 Nov 1786.
Jose Alejandro Procopio Olivares, baptized 20 Jul 1768. He married Maria Guadalupe Garcia, daughter of Cristobal Garcia and Maria Feliciana Peña on 7 Jan 1789 in Cerralvo.
Jose Felipe Olivares, born 1781.
Maria Rita Olivares, born 1789.
In 1767, as a resident of Camargo transferred to Mier, he was granted Mier 18 by the King of Spain. There was an improved estancia at the site. He had stock here.