He was born circa 1784, and was baptized 10 Apr 1784 in Mier. His father was Jose Antonio Peña, and his mother was Maria Petra Garcia. His father owned Los Magueyes de Palo Blanco grant.
He married Leonarda Ramirez, daughter of Antonio (Francisco?) Ramirez in 1803. He was 19 years old.
Ramona Peña. She married Eusebio Garcia in 1839 in Mier.
In 1791, he lived in Mier in household number 52. The church census recorded that he was a child, español, and 9 years old. His household included 8 people:
Jose Antonio Peña, married, español, age 35.
Maria Petra Garcia, married, española, age 30.
Maria Tomasa Peña, a child, española, age 12.
Jose Ignacio Peña, a child, español, age 9.
Dionicio Peña, a child, español, age 9.
Jose Antonio Herculano Peña, a young child, español, age 4.
Maria Gregoria Tanguma, an unmarried girl, age 20.
Jose Rafael Peña, a young child, español, age 1.