| Birth* | Joseph Lefebvre dit Descoteaux was born after 9 January 1775 at St Antoine, Baie du Febvre, Yamaska, Québec, Canada. |
| Christening | He was christened after 9 January 1775 at St Antoine, Baie du Febvre, Yamaska, Québec, Canada. |
| He was the son of Joseph Lefebvre dit Descoteaux and Monique Lafond. |
| Marriage* | Joseph Lefebvre dit Descoteaux married Theotiste Hudon dit Beaulieu, daughter of Jean-Baptiste Germain Hudon dit Beaulieu and Josephte Dastous, on 9 November 1812 at Trois-Rivières, St Maurice, Québec, Canada. |
| Death* | Joseph Lefebvre dit Descoteaux died after 25 June 1838 at St Gregoire le Grand, Nicolet, Nicolet, Québec, Canada. |
| Burial* | He was buried after 25 June 1838 at St Gregoire le Grand, Nicolet, Nicolet, Québec, Canada. |
| Occupation* | He was employed on 25 June 1838 at St Gregoire le Grand, Nicolet, Nicolet, Québec, Canada, Journalier. |
| Residence* | He and Theotiste Hudon dit Beaulieu lived on 25 June 1838 at St Gregoire le Grand, Nicolet, Nicolet, Québec, Canada. |
