He was born circa 1665. His father was Domingo de Saldua, and his mother was Maria de Laconte.
He married Francisca Botello de Morales, daughter of Francisco Botello de Morales and Juana de la Garza Martinez Guajardo on 9 Apr 1684 in Monterrey. He was 19 years old.
He requested a dispensation to marry Gertrudis Rodriguez de Montemayor. They were married in 1712. He was 47 years old. It was his second marriage. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, 49-32.
In 1714, he requested a dispensation to marry Isabel de Arellano. He was 49 years old. It was his third marriage, and her second marriage. Dispensation source: Guerra, et. al., Index to the Marriage Investigations of the Diocese of Guadalajara, 10-28.
Maria de Saldua, baptized 13 Nov 1685 in Monterrey.
Francisco Javier de Saldua, baptized 13 Aug 1716 in Monterrey.
Ignacio Domingo de Saldua, baptized 14 Aug 1716 in Monterrey. He married Micaela Guajardo on 4 Nov 1742 in Saltillo.
In 1697, he held the title of Procurador General del Ayantamiento de Monterrey. Around 1700, he was the Mayor of Boca de Leones, (Villaldama) in Nuevo Leon, Mexico. (Source: Marriage Index p.58 & 220)