Louis-Joseph DEMERS

Born

7 October 1758 , Saint-Antoine-de-Tilly, Canada, New France

Died

21 January 1841 , Marieville, Rouville, Canada East

Parents & Family of Louis-Joseph DEMERS

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Parents

Pierre DEMERS Marie-Françoise AYOTTE

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Born: 7 October 1758 in Saint-Antoine-de-Tilly, Canada, New France

Father: Pierre DEMERS

Mother: Marie-Françoise AYOTTE

Paternal grandparents: Pierre DEMERS , Françoise HOUDE

Maternal grandparents: Jean-Baptiste HAYOT (AYOTTE) , Angélique-Françoise GENEST dite LABARRE

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

Louis-Joseph married Marie-Antoinette DECASTEL 16 October 1781 in Québec, Province of Québec, Canada . The couple had (at least) 1 child.
Marie-Antoinette DECASTEL was born 30 May 1754 in Québec, Québec, Canada (Quebec City). Marie-Antoinette died 10 April 1841 in Marieville, Rouville, Québec, Canada (Sainte-Marie-de-Monnoir). Marie-Antoinette was the child of Jean Baptiste (Barthelemy) DECASTEL and Charlotte ALLARD.

Louis-Joseph DEMERS died 21 January 1841 in Marieville, Rouville, Canada East .
Details of the family tree of Louis-Joseph 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

Spouse & Children of Louis-Joseph DEMERS

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Louis-Joseph DEMERS married

Marie-Antoinette DECASTEL
Marriage date: 16 October 1781
Marriage place: Québec, Province of Québec, Canada
Marie-Antoinette DECASTEL was the child of Jean Baptiste (Barthelemy) DECASTEL and Charlotte ALLARD

Children of Louis-Joseph DEMERS and Marie-Antoinette DECASTEL

François DEMERS (DUMAIS)

Born: 10 December 1787, Québec, Province of Québec, Canada
Died: 8 December 1869, Marieville, Rouville, Québec, Canada

Married: Marie GOUGY (GOUZY) dite CARCASSONNE 19 January 1808 Place: Marieville, Rouville, Québec, Canada (Sainte-Marie-de-Monnoir)

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Birth — 1758
7 October 1758
Saint-Antoine-de-Tilly, Canada, New France

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.

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.

1781 Marriage / Partner
Louis-Joseph DEMERS and Marie-Antoinette DECASTEL 16 October 1781, Québec, Québec, Canada (Quebec City)

He was 23 years old.

1784 - The bifocal lens is invented (Benjamin Franklin, United States)

The oil lamp is invented (Aimé Argand, Switzerland)

1787 Birth of Child
François DEMERS (DUMAIS) was born 10 December 1787, Québec, Québec, Canada (Quebec City)

Louis-Joseph was 29 years old.

1791 - The Constitutional Act divides Québec into Upper and Lower Canada

1793 - The cotton gin is invented (Eli Whitney, United States)

1800 - Electric storage battery is invented (Alessandro Volta, Italy)

1808 Marriage of Child
François DEMERS (DUMAIS) married 19 January 1808, Marieville, Rouville, Québec, Canada (Sainte-Marie-de-Monnoir) to Marie GOUGY (GOUZY) dite CARCASSONNE

1817 - The bicycle is invented (Baron Karl de Drais de Sauerbrun, Germany)

1818 - Canada's border is defined as the 49th Parallel from Lake of the Woods to the Rocky Mountains.

1820 - January 29 - George IV becomes King of England

1824 - Portland cement is invented (Joseph Aspdin, England)

1825 - The locomotive is invented (George Stephenson, England)

1826 - The gas stove is invented (James Sharp, England)

1827 - Matches are invented (John Walker, England)

1829 - The sewing machine is invented (Barthélemy Thimonnier, France)

1830 - June 26 - William IV becomes King of England

1836 - July 21 - Opening of the first railway in Canada from La Prairie to St. Jean, Quebec

1837 - June 20 - Victoria becomes Queen of England

1839 - February 24 - Steam shovel patented by William Smith Otis (Philadelphia, Pennsylvania, USA)