He was born circa 1687, and was baptized 16 Jun 1687 in Monterrey. His father was Igancio de Saldua, and his mother was Jacinta de la Garza.
He requested a dispensation to marry Maria de Uribe. They were married in 1712. He was 25 years old. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, 49-26.