Joaquin Cavazos was baptized on 4 Apr 1696 in Monterrey, the son of Joseph Cavazos and Jacinta de la Cerda (Fernandez de Castro).
He requested a dispensation to marry Ana Catarina Rodriguez de Montemayor. They were married on 28 Apr 1722 in Monterrey. Dispensation source: Guerra et al., Index to the Marriage Investigations of the Diocese of Guadalajara, p.223.
He married Antonia Margarita Guzman on 29 Oct 1744 in Monterrey.