She married Juan Jose Garcia, son of Luis Garcia Lerma and Maria Tomasa Solis on 20 Nov 1782 in Mier. She was 19 years old, and the groom was 19 years old. His father owned Mier 41 grant.
In 1782, she lived in Mier in household number 38. The church census recorded that she was single, casta, and 19 years old. Her household included 7 people:
Jose Antonio Guerra Cañamar, married, español, age 24.
Maria Luisa Chapa, married, española, age 21.
Francisco Cruz Guerra Cañamar, a young child, español, age 6.
Juan Jose Guerra Cañamar, a young child, español, age 4.
Jose Santos Guerra Cañamar, a young child, español, age 1.
Maria Gertrudis Carmona, single, casta, age 19.
Jose Nemecio Guerra, a child, casta, age 8.