Louis BLAIS

Born

29 September 1705 , Beaumont, Canada, New France

Died

23 August 1793 , Berthier-sur-Mer, Lower Canada

Parents & Family of Louis BLAIS

Explore parents, grandparents, spouses, children, and the family connections surrounding Louis BLAIS.

Parents

Pierre BLAIS Françoise BEAUDOIN

Grandparents

Explore grandparents

Spouse & Children

View family relationships1 recorded relationship(s)

Family Tree

Open family tree View pedigree chart

Born: 29 September 1705 in Beaumont, Canada, New France

Father: Pierre BLAIS

Mother: Françoise BEAUDOIN

Paternal grandparents: Pierre BLAIS (BLAYE) , Anne PERRAULT (PERROT)

Maternal grandparents: Jacques BEAUDOIN , Françoise DURAND

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

Louis married Marie-Anne MERCIER 17 August 1733 in Berthier-sur-Mer, Canada, New France . The couple had (at least) 14 children.
Marie-Anne MERCIER was born abt. 1714 in Québec Province, Canada (Quebec). Marie-Anne died 15 January 1772 in Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier). Marie-Anne was the child of Jean-Pascal MERCIER and Madeleine BOUCHER.

Louis BLAIS died 23 August 1793 in Berthier-sur-Mer, Lower Canada .
Details of the family tree of Louis 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.

A Glimpse into Everyday Life: The Average Man in 18th Century Quebec

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

Spouse & Children of Louis BLAIS

Hide Family & Children

Louis BLAIS married

Marie-Anne MERCIER
Marriage date: 17 August 1733
Marriage place: Berthier-sur-Mer, Canada, New France
Source: Familysearch.org. Quebec Vital and Church Records (Drouin Collection) (Mormon Genealogy Records).
The French In North America: 1500-1783

Marie-Anne MERCIER was the child of Jean-Pascal MERCIER and Madeleine BOUCHER

So Many Children! French-Canadian Family Size in the 17th, 18th, and 19th Centuries

Children of Louis BLAIS and Marie-Anne MERCIER

Louise BLAIS

Born: 14 September 1734, Berthier-sur-Mer, Canada, New France
Died: 19 August 1810, Cap-St-Ignace, Lower Canada

Married: Joseph-Toussaint GAGNÉ (GASNIER) dit BELLEAVANCE 14 November 1757 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis BLAIS

Born: 6 January 1736, Berthier-sur-Mer, Canada, New France
Died: 15 March 1802, Saint-François-de-la-Rivière-du-Sud, Lower Canada

Married: Genevieve GAULIN (GOLIN) 14 November 1757 Place: Saint-François-de-la-Rivière-du-Sud, Québec, Canada (Saint-François-de-Sales-de-la-Rivière-du-Sud)

Married: Victoire QUEMENEUR dite LAFLAMME 27 October 1788 Place: Saint-François-de-la-Rivière-du-Sud, Québec, Canada (Saint-François-de-Sales-de-la-Rivière-du-Sud)

Marie-Anne BLAIS

Born: 18 September 1738, Berthier-sur-Mer, Canada, New France
Died: 18 September 1779, Cap-St-Ignace, Province of Québec, Canada

Married: Basile BOUCHARD 10 June 1765 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Joseph-Marie BLAIS

Born: 11 March 1740, Berthier-sur-Mer, Canada, New France
Died: ,

Francois BLAIS

Born: 12 February 1742, Berthier-sur-Mer, Canada, New France
Died: ,

Married: Therese DRUGEOT 22 February 1784 Place: Saint-Vallier, Québec, Canada

Marie-Angelique BLAIS

Born: 28 September 1743, Berthier-sur-Mer, Canada, New France
Died: 22 February 1793, Saint-François-de-la-Rivière-du-Sud, Lower Canada

Married: François-Xavier TALBOT 14 June 1763 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Marie-Josette BLAIS

Born: 13 March 1745, Québec, Canada, New France
Died: ,

Madeleine BLAIS

Born: 2 July 1746, Berthier-sur-Mer, Canada, New France
Died: ,

Married: Ignace FORTIN 3 February 1777 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Marie-Genevieve BLAIS

Born: 24 January 1748, Berthier-sur-Mer, Canada, New France
Died: ,

Pierre BLAIS

Born: 30 July 1749, Saint-Vallier, Canada, New France
Died: ,

Augustin BLAIS

Born: 20 September 1751, Berthier-sur-Mer, Canada, New France
Died: 2 April 1819, Berthier-sur-Mer, Lower Canada

Married: Marie-Elisabeth BEAUPIED 25 October 1779 Place: Saint-Pierre-de-la-Rivière-du-Sud, Québec, Canada

Francoise BLAIS

Born: abt. 1753, , Québec Province, Canada
Died: ,

Married: Pierre DANIAU dit LAPRISE 8 February 1773 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Elisabeth BLAIS

Born: 4 February 1754, Berthier-sur-Mer, Canada, New France
Died: ,

Married: Jean-Baptiste MORIN 21 September 1790 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Catherine BLAIS

Born: 11 March 1757, Berthier-sur-Mer, Canada, New France
Died: 10 May 1826, Saint-Michel-de-Bellechasse, Lower Canada

Married: Joseph-Marie MORISSET 9 October 1781 Place: Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Add Life Event

Have another record or photo?
Add a life event, census record, military record, obituary, achievement, or photograph for Louis BLAIS.

Life & Records

Photos, life events, and historical records for Louis BLAIS.

Hide Life & Records

How to read this timeline
Records about Louis BLAIS and family appear alongside historical events from the same years. Each item is labeled so you can quickly tell family records from historical context.

Birth — 1705
29 September 1705
Beaumont, Canada, New France

1715 - September 1 - Louis XV becomes King of France

1720 - June 10 - Mrs Clements of England markets first paste-style mustard

1733 Marriage / Partner
Louis BLAIS and Marie-Anne MERCIER 17 August 1733, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

He was 27 years old.

1733 marriage

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

1734 Birth of Child
Louise BLAIS was born 14 September 1734, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 28 years old.

1736 Birth of Child
Louis BLAIS was born 6 January 1736, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 30 years old.

1738 Birth of Child
Marie-Anne BLAIS was born 18 September 1738, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 32 years old.

1740 Birth of Child
Joseph-Marie BLAIS was born 11 March 1740, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 34 years old.

1742 Birth of Child
Francois BLAIS was born 12 February 1742, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 36 years old.

1743 Birth of Child
Marie-Angelique BLAIS was born 28 September 1743, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 38 years old.

1745 Birth of Child
Marie-Josette BLAIS was born 13 March 1745, Québec, Québec, Canada (Quebec City)

Louis was 39 years old.

1746 Birth of Child
Madeleine BLAIS was born 2 July 1746, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 40 years old.

1748 Birth of Child
Marie-Genevieve BLAIS was born 24 January 1748, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 42 years old.

1749 Birth of Child
Pierre BLAIS was born 30 July 1749, Saint-Vallier, Québec, Canada

Louis was 43 years old.

1751 Birth of Child
Augustin BLAIS was born 20 September 1751, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 46 years old.

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

1754 Birth of Child
Elisabeth BLAIS was born 4 February 1754, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 48 years old.

1757 Birth of Child
Catherine BLAIS was born 11 March 1757, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

Louis was 51 years old.

1757 Marriage of Child
Louis BLAIS married 14 November 1757, Saint-François-de-la-Rivière-du-Sud, Québec, Canada (Saint-François-de-Sales-de-la-Rivière-du-Sud) to Genevieve GAULIN (GOLIN)

1757 Marriage of Child
Louise BLAIS married 14 November 1757, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Joseph-Toussaint GAGNÉ (GASNIER) dit BELLEAVANCE

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.

1763 Marriage of Child
Marie-Angelique BLAIS married 14 June 1763, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to François-Xavier TALBOT

1765 Marriage of Child
Marie-Anne BLAIS married 10 June 1765, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Basile BOUCHARD

1772 Death of Spouse/Partner
Marie-Anne MERCIER died 15 January 1772, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier)

1773 Marriage of Child
Francoise BLAIS married 8 February 1773, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Pierre DANIAU dit LAPRISE

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.

1777 Marriage of Child
Madeleine BLAIS married 3 February 1777, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Ignace FORTIN

1779 Death of Child
Marie-Anne BLAIS died 18 September 1779, Cap-St-Ignace, Québec, Canada (Saint-Ignace-de-Loyola)

Louis was 74 years old.

1779 Marriage of Child
Augustin BLAIS married 25 October 1779, Saint-Pierre-de-la-Rivière-du-Sud, Québec, Canada to Marie-Elisabeth BEAUPIED

1781 Marriage of Child
Catherine BLAIS married 9 October 1781, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Joseph-Marie MORISSET

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

The oil lamp is invented (Aimé Argand, Switzerland)

1784 Marriage of Child
Francois BLAIS married 22 February 1784, Saint-Vallier, Québec, Canada to Therese DRUGEOT

1788 Marriage of Child
Louis BLAIS married 27 October 1788, Saint-François-de-la-Rivière-du-Sud, Québec, Canada (Saint-François-de-Sales-de-la-Rivière-du-Sud) to Victoire QUEMENEUR dite LAFLAMME

1790 Marriage of Child
Elisabeth BLAIS married 21 September 1790, Berthier-sur-Mer, Québec, Canada (Berthier-en-Bas) (Berthier) to Jean-Baptiste MORIN

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