Pierre married Marie Madeleine Bouchard about 1679 in Chateau Richer, Quebec, Canada. Marie (daughter of Michel Bouchard and Marie Trotinne) was born on 31 May 1665 in Chateau Richer, Quebec, Canada; was christened on 2 Jun 1665 in Chateau Richer, Quebec, Canada; died on 21 Nov 1755 in Riviere Ouelle, Kamouraska, Quebec, Canada; was buried on 22 Nov 1755 in Riviere Ouelle, Kamouraska, Quebec, Canada. [Group Sheet] [Family Chart]

1. Marie Madeleine Dancosse was born on 24 Jun 1680 in Quebec, Quebec, Canada; was christened on 30 Jul 1680 in Quebec, Quebec, Canada; and died.
2. Anne Dancose was born on 7 Nov 1681 in L'Islet, Quebec, Canada; was christened on 20 Nov 1681 in L'Islet, Quebec, Canada; was buried on 29 Feb 1711/12 in Quebec, Quebec, Canada.
3. Marie Dancose was born about 1682; and died.
4. Catherine Dancose was born about 1684; and died.
5. Pierre Dancose was born about 1686; was buried on 2 Nov 1753 in Riviere Ouelle, Kamouraska, Quebec, Canada.
6. Genevieve Dancose was born on 26 Dec 1687 in Riviere Ouelle, Kamouraska, Quebec, Canada; was christened on 26 Dec 1687 in Riviere Ouelle, Kamouraska, Quebec, Canada; died on 5 Feb 1744/45 in Riviere Ouelle, Kamouraska, Quebec, Canada; was buried on 6 Feb 1744/45 in Riviere Ouelle, Kamouraska, Quebec, Canada.
7. Marie Angelique Dancose was born on 17 Jun 1689 in Riviere Ouelle, Kamouraska, Quebec, Canada; was christened on 29 Jun 1689 in Riviere Ouelle, Kamouraska, Quebec, Canada; and died.
8. Marie Francoise Dancose was born on 26 May 1691 in Quebec, Quebec, Canada; was christened on 10 Jun 1691 in Quebec, Quebec, Canada; was buried on 15 Nov 1741 in St. Roch des Aulnaies, L'Islet, Quebec, Canada.
9. Marie Elisabeth Dancose was born on 18 Mar 1692/93 in Riviere Ouelle, Kamouraska, Quebec, Canada; was christened on 30 Mar 1693 in Riviere Ouelle, Kamouraska, Quebec, Canada; was buried on 27 Mar 1698 in Riviere Ouelle, Kamouraska, Quebec, Canada.