He was born 27 Aug 1781. His father was Santiago Olivares, and his mother was Maria Juliana Flores. His father owned land in Porción 18, Mier. In 1782, he lived in Mier in household number 59. The church census recorded that he was a young child, español, and 7 years old. His household included 5 people. In 1791, he lived in Mier in household number 82. The church census recorded that he was a child, español, and 9 years old. His household included 4 people.