He was born circa 1777, and was baptized 10 Jan 1777. His father was Gervacio Hinojosa, and his mother was Teresa Treviño. His father owned land in Porción 8, Mier. In 1782, he lived in San Francisco, or La Isla in household number 73. The church census recorded that he was a young child, español, and 5 years old. His household included 18 people. In 1791, he lived in Junta de los Rios in household number 86. The church census recorded that he was a child, español, and 12 years old. His household included 14 people, 2 of whom were likely servants.