His father was Bartolome Olivares, and his mother was Maria Sepulveda de Benavides.
He married Maria Vela de los Reyes, daughter of Diego Vela Ortiz and Juana de los Reyes.
Maria Matilda Olivares Vela. In 1728, she requested a dispensation to marry Miguel Salinas Cervera.
Maria de los Santos Olivares Vela. She married Juan Francisco Salinas Cervera, son of Jose Miguel Salinas and Antonia de Cervera.
Jose Valentin Olivares, born 1717. He married Maria de Jesus Guajardo, daughter of Jose Martinez Guajardo de la Garza and Margarita Gertrudis Gutierrez de Castro. He owned Porción 19, Mier. He died on 1 Dec 1793. He was 76 years old. His wife died on 11 Jan 1806. She was 79 years old.