He was born circa 1785. His father was Juan Manuel Guerra Cañamar, and his mother was Maria Isabel Treviño. In 1791, he lived in Mier in household number 31. The church census recorded that he was a child, español, and 6 years old. His household included 12 people.
He married Josefa Salinas, daughter of Cecilio Salinas and Maria Luisa Hinojosa.