He was born 3 Jul 1780 in Vallecillo. His father was Manuel Peña, and his mother was Maria Gertrudis de la Garza.
In 1791, he lived in Mier in household number 33. The church census recorded that he was a child, español, and 10 years old. His household included 6 people:
Manuel Peña, married, español, age 43.
Maria Gertrudis de la Garza, married, española, age 39.
Maria Guadalupe Peña, an unmarried girl, española, age 12.
Jose Pablo Peña, a child, español, age 10.
Jose Guadalupe Peña, a child, español, age 7.
Juan Jose Peña, a young child, español, age 3.