Did you mean: Augustin Dumont-Dumortier
Augustin Aimable Dumon-Dumortier was a Belgian industrialist, diplomat and liberal politician. Wikipedia
Born: December 4, 1791, Lille, France
Died: January 28, 1852 (age 60 years), Tournai, Belgium
Children: Henri Dumon and Auguste-Joseph Dumon
Party: Liberal Party