Maria Petra Peña was baptized on 15 Feb 1773, the daughter of Juan Jose Peña and Margarita Salinas.
She married Jose Antonio Ramos on 2 Jun 1807.
In 1782, she lived at Los Salinas. The church census recorded that she was a child, española, and 7 years old. Her household included 5 people:
Juan Jose Peña, español, married, age 41.
Margarita Salinas, española, married, age 25.
Pedro Jose Peña, español, a child, age 10.
Maria Petra Peña, española, a child, age 7.
Jose Marcos Peña, español, a young child, age 1.