Jose Manuel Bazan was born circa 1769, the son of Joaquin Bazan and Manuela Gonzalez.
In 1782, he lived in Mier. The church census recorded that he was a child, español, and 13 years old. His household included 8 people:
Manuela Gonzalez, española, a widow.
Jose Marcelino Bazan, español, single.
Maria Leonor Bazan, española, an unmarried girl.
Maria Balvina Bazan, española, an unmarried girl.
Jose Manuel Bazan, español, a child, age 13.
Jose Felipe Bazan, español, a child, age 9.
Jose Victoriano Bazan, español, a child, age 7.
Jose Gregorio Bazan, español, a young child, age 5.