Joseph married Marie Geneveva Deloysel.
They had the following children:
2 M i Louis Joseph Thibault was born on 9 Mar 1788 in Detroit, MI. He died 1 on 23 Jul 1834 in Detroit, MI. 3 M ii Prosper John Baptist Thibault was born 1 on 8 Sep 1789 in Detroit, MI. [Notes] 4 M iii Augustin Thibault was born 1 on 8 Sep 1790 in Detroit, MI. He died 2 on 9 Sep 1790 in Detroit, MI. 5 F iv Judith Eusebia Thibault was born on 29 Oct 1793 in Detroit, MI. She died 1 on 6 Nov 1793 in Detroit, MI. 6 M v Alexander Paul Thibault was born 1 on 29 Dec 1794 in Detroit, MI. He died 2 on 12 Jun 1795 in Detroit, MI. 7 F vi Judih Eusebia Thibault was born 1 on 17 Jul 1796 in Assumption, Sandwich,MI. She died 2 on 11 Apr 1834 in Detroit, MI. Judih married 1 Joseph Plante son of Anthony Plante and Josette Le Beau on 21 Aug 1832 in St Ann, Détroit, MI. Joseph was born 2 on 30 Aug 1802 in Detroit, MI. 8 F vii Margaret Elisabeth Thibault was born 1 on 25 Aug 1797 in Detroit, MI. 9 M viii Augustin Francis Thibault was born 1 on 4 Oct 1798 in Detroit, MI. 10 F ix Eleonora Thibault was born 1 on 9 Jul 1800 in Detroit, MI. She died 2 on 28 Jul 1800 in Detroit, MI. 11 F x Mary Ann Thibault was born 1 on 11 Feb 1803 in Detroit, MI. Mary married 1 Philip Félix Bourdeau son of John Mary Bourdeau and Josette Fontaine on 29 Nov 1834 in St-Antoine River Raisin, MI. Philip was born 2 on 11 Mar 1810 in Detroit, MI. 12 M xi John Baptist Thibault was born 1 on 8 Mar 1805 in Detroit, MI. He died 2 on 26 Oct 1810 in Detroit, MI. 13 F xii Eulalie Thibault was born 1 on 10 Dec 1809 in Detroit, MI. She died 2 on 26 Oct 1810 in Detroit, MI.