He was born circa 1748. His father was Juan Bautista de la Garza Falcon, and his mother was Petra de la Garza. In 1791, he lived in Mier in household number 74. The church census recorded that he was married, español, and 43 years old. His household included 4 people.
He married Maria Victoriana Garcia, daughter of Diego Garcia and Maria Gertrudis Salinas on 11 Feb 1784 in Mier. He was 36 years old, and the bride was 21 years old. Their padrino was Julian Flores, and their madrina was Maria Teresa Ramirez Peña. Her father owned land in La Noria de Santo Domingo grant, Jim Hogg County, Porción 44, Mier.
Bacilio Garza. He married Cecilia Vela, daughter of Fermin Vela and Juana Contreras.
Maria Pilar de la Garza, born 1789. She married Jose Antonio Garcia, son of Jose Antonio Garcia and Maria Francisca Bazan.
Jose Francisco de la Garza, born 1789.