He is married to Adelheid Henriëtte Antoinette Stephanie van Rohan-Chabot.
They got married on November 24, 1812, he was 36 years old.
Child(ren):
Bron: http://genealogics.org/getperson.php?personID=I00056343&tree=LEO
en: http://www.geneall.net/F/per_page.php?id=256955
en: http://gw.geneanet.org/garric?lang=nl;p=antoine+charles+zacharie+e+aime;n=de+gontaut+biron
The data shown has no sources.