He was born circa 1775. His father was Francisco Ramos, and his mother was Maria Gertrudis Hinojosa.
In 1782, he lived in Mier in household number 24. The church census recorded that he was a child, español, and 7 years old. His household included 7 people:
Francisco Ramos, married, español, age 33.
Maria Gertrudis Hinojosa, married, española, age 26.
Manuel Ramos, a child, español, age 9.
Jose Cayetano Ramos, a child, español, age 7.
Maria Petra Ramos, a young child, española, age 5.
Pedro Regalado Hinojosa, a widower, español, age 58.
Jose Guillermo Hinojosa, a youth, español, age 15.