| Birth* | Marie-Félicité Vandandaigue dit Gadbois was born on 14 May 1754 at St Antoine, Longueuil, Chambly, Québec, Canada. |
| She was the daughter of Pierre-Joachim Vandandaigue dit Gadbois and Marie-Josèphe Quenneville. |
| Marriage* | Marie-Félicité Vandandaigue dit Gadbois married Louis Blanchette, son of Pierre Blanchette and Marie-Gabrielle Gagné, on 25 October 1773 at St Antoine sur Richelieu, Verchères, Québec, Canada. |
| Death* | Marie-Félicité Vandandaigue dit Gadbois died at Québec, Canada. |
| Married Name | Her married name was Blanchette. |
