Louis-Toussaint POTHIER

Born

4 January 1740 , Montréal, Canada, New France

Died

11 August 1802 , Repentigny, Lower Canada

Family Connections for Louis-Toussaint POTHIER

Explore parents, grandparents, spouses, children, and the family connections surrounding Louis-Toussaint POTHIER.

Parents

Toussaint POTHIER Genevieve HERVIEUX

Grandparents

Explore grandparents

Spouse & Children

View family relationships1 recorded relationship(s)

Family Tree

Open family tree View pedigree chart

Louis-Toussaint POTHIER was born 4 January 1740 in Montréal, Canada, New France

Louis-Toussaint POTHIER was the child of Toussaint POTHIER and Genevieve HERVIEUX and the grandchild of: (paternal) Toussaint POTHIER and Marguerite THUNAY (maternal) Jean-Baptiste-Leonard HERVIEUX and Catherine MAGNAN

Spouse(s)/Partner(s) and Child(ren):

Louis-Toussaint married Marie-Anne-Louise COURAULT dite LACOSTE 28 April 1767 in Montréal, Province of Québec, Canada . The couple had (at least) 1 child.
Marie-Anne-Louise COURAULT dite LACOSTE was born 14 January 1749 in Québec Province, Canada (Quebec). Marie-Anne-Louise was the child of Pierre COURAULT dit DELACOSTE and Marie-Louise LECOMPTE dite DUPRE.

Louis-Toussaint POTHIER died 11 August 1802 in Repentigny, Lower Canada .
Details of the family tree of Louis-Toussaint appear below.

Québec Généalogie - Over time, Québec has gone through a series of name changes
From its inception in the early 1600s until 1760, it was called Canada, New France.
1760 to 1763, it was simply Canada
1763 to 1791 - Province of Québec
1791 to 1867 - Lower Canada
1867 to present - Québec, Canada.

Thanks to Micheline Gadbois MacDonald for providing this information.

The Definitive Guide for Researching Your French-Canadian Ancestors in 2025

Family and Children of Louis-Toussaint POTHIER

[Hide/Show]

Louis-Toussaint POTHIER married

Marie-Anne-Louise COURAULT dite LACOSTE-- Date: 28 April 1767 Place: Montréal, Province of Québec, Canada
Familysearch.org. Quebec Vital and Church Records (Drouin Collection) (Mormon Genealogy Records).
The French In North America: 1500-1783

Marie-Anne-Louise COURAULT dite LACOSTE was the child of Pierre COURAULT dit DELACOSTE and Marie-Louise LECOMPTE dite DUPRE

Children of Louis-Toussaint POTHIER and Marie-Anne-Louise COURAULT dite LACOSTE

Marie-Josephe POTHIER (b.3 June 1774, L'Assomption, Province of Québec, Canada d. 19 August 1843, Montréal, Canada East )
m. Basile ETHIER 26 January 1801 in L'Assomption, Québec, Canada (St-Pierre-du-Portage)

Add Life Event

Add to the story of Louis-Toussaint POTHIER
Add birth, baptism, census, military, obituary, achievements, photographs, and other life details.

[Hide/Show]

Life, Photos & Historical Records for Louis-Toussaint POTHIER

Postcards and Memories of Montréal, Québec, Canada (Sault-au-Récollet) (Côte-St-Michel) (Côte-St-Paul)

1740 Birth
4 January 1740
Montréal, Canada, New France

1753 - The lightning rod is invented (Benjamin Franklin, United States)

1763 - France cedes its North American posessions to Britain by the Treaty of Paris, ending the Seven Years War (French and Indian War). Quebec City French-speaking Catholics were now under the rule of Protestant Britain under King George III.

1767 Marriage / Partner
Louis-Toussaint POTHIER and Marie-Anne-Louise COURAULT dite LACOSTE 28 April 1767, Montréal, Québec, Canada (Sault-au-Récollet) (Côte-St-Michel) (Côte-St-Paul)

He was 27 years old.

1767 marriage

Familysearch.org. Quebec Vital and Church Records (Drouin Collection) (Mormon Genealogy Records).
The French In North America: 1500-1783

1774 Birth of Child
Marie-Josephe POTHIER was born 3 June 1774, L'Assomption, Québec, Canada (St-Pierre-du-Portage)

Louis-Toussaint was 34 years old.

1775 - The Battle of Québec was fought on December 31 between the American Continental Army and British defenders of Québec City. It was the first major defeat for the Americans in the Revolutionary War.