| Birth* | Marie-Jeanne Lefebvre dit Descoteaux was born on 3 February 1693 at Ste Marie Madeleine, Cap-de-la-Madeleine, Champlain, Québec, Canada. |
| She was the daughter of Ange Lefebvre dit Descoteaux and Marie-Madeleine Cusson. |
| Christening | Marie-Jeanne Lefebvre dit Descoteaux was christened on 4 February 1693 at Ste Marie Madeleine, Cap-de-la-Madeleine, Champlain, Québec, Canada. |
| Marriage* | She married Pierre Lafond, son of Jean Lafond and Catherine Senécal, on 13 August 1715 at St Frs Xavier, Batiscan, Champlain, Québec, Canada. |
| Marriage Contract | A contract for the marriage of Marie-Jeanne Lefebvre dit Descoteaux and Pierre Lafond was signed on 11 August 1715 at Batiscan, Champlain, Québec, Canada. |
| Death* | Marie-Jeanne Lefebvre dit Descoteaux died after 23 September 1742 at St Antoine, Baie du Febvre, Yamaska, Québec, Canada. |
| Burial* | She was buried after 23 September 1742 at Baie du Febvre, Yamaska, Québec, Canada. |
| Married Name | Her married name was Lafond dit Descoteaux. |
