Leandre Gagnon Genealogy: 80 obituaries, marriages, births, burials (1798-1994)

Leandre Gagnon is documented in 80 historical records spanning 1798-1994 across 44 cities — including Black-Lake, Saint-Jean-Port-Joli, Saint-Pamphile, Sainte-Anne-de-Beaupre, Saint-Urbain, Trois-Rivieres, Saint-Eloi, Trois-Pistoles, Weedon, and Sainte-Agnes. Sources include 18 births, 18 baptism records, 16 censuses, 19 marriage records, 1 death, and 8 burial records. Discover your genealogy on MesAieux (YourFolks), one of the best platforms for ancestry research, focusing on Quebec and Canada. Trace your family tree and track the lives of individuals named Leandre Gagnon through these records — start uncovering your ancestors and build your complete family tree with Leandre Gagnon today.

Year	Type	Subject	Location	Source	Results
1798	Baptism	Francois-Leandre Gagnon	Riviere-Ouelle, QC	Vital records	1798 Baptism Francois-Leandre Gagnon Riviere-Ouelle, QC (Vital records)
abt. 1811	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1811 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
abt. 1812	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1812 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1815	Baptism	Js-Leandre Gagnon	Baie-Saint-Paul, QC	Vital records	1815 Baptism Js-Leandre Gagnon Baie-Saint-Paul, QC (Vital records)
abt. 1830	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1891	abt. 1830 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1891)
1832	Baptism	Js-Leandre Gagnon	Saint-Jean-Port-Joli, QC	Vital records	1832 Baptism Js-Leandre Gagnon Saint-Jean-Port-Joli, QC (Vital records)
1832	Baptism	Js-Leandre Gagnon		Vital records	1832 Baptism Js-Leandre Gagnon (Vital records)
1832	Burial	Js-Leandre Gagnon		Vital records	1832 Burial Js-Leandre Gagnon (Vital records)
abt. 1833	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1891	abt. 1833 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1891)
abt. 1833	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1833 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1834	Baptism	Leandre-Chrisante Gagnon	Sainte-Anne-de-Beaupre, QC	Vital records	1834 Baptism Leandre-Chrisante Gagnon Sainte-Anne-de-Beaupre, QC (Vital records)
1834	Burial	Leandre-Chrisante Gagnon	Sainte-Anne-de-Beaupre, QC	Vital records	1834 Burial Leandre-Chrisante Gagnon Sainte-Anne-de-Beaupre, QC (Vital records)
1837	Baptism	Js-Leandre Gagnon	Saint-Urbain, QC	Vital records	1837 Baptism Js-Leandre Gagnon Saint-Urbain, QC (Vital records)
abt. 1837	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1837 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1837	Burial	Js-Leandre Gagnon	Saint-Urbain, QC	Vital records	1837 Burial Js-Leandre Gagnon Saint-Urbain, QC (Vital records)
1839	Marriage	Leandre Gagnon & Genevieve Martel	Trois-Rivieres, Qc	Vital records	1839 Marriage Leandre Gagnon & Genevieve Martel Trois-Rivieres, Qc (Vital records)
1840	Baptism	Thomas-Leandre Gagnon	Trois-Rivieres, QC	Vital records	1840 Baptism Thomas-Leandre Gagnon Trois-Rivieres, QC (Vital records)
1844	Marriage	Leandre Gagnon & Edwidge Gagnon	Saint-Denis, Qc	Vital records	1844 Marriage Leandre Gagnon & Edwidge Gagnon Saint-Denis, Qc (Vital records)
abt. 1845	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1891	abt. 1845 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1891)
1847	Baptism	Isidore-Leandre Gagnon	L'Isle-Verte, QC	Vital records	1847 Baptism Isidore-Leandre Gagnon L'Isle-Verte, QC (Vital records)
abt. 1848	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1848 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1852	Marriage	Leandre Gagnon & Louise Jean	Saint-Irenee, Qc	Vital records	1852 Marriage Leandre Gagnon & Louise Jean Saint-Irenee, Qc (Vital records)
1853	Marriage	Leandre Gagnon & Louise Gibeau	Terrebonne, Qc	Vital records	1853 Marriage Leandre Gagnon & Louise Gibeau Terrebonne, Qc (Vital records)
1854	Marriage	Leandre Gagnon & Anasthasie Hudon	Saint-Eloi, Qc	Vital records	1854 Marriage Leandre Gagnon & Anasthasie Hudon Saint-Eloi, Qc (Vital records)
1863	Baptism	J. Leandre Gagnon	Saint-Roch-de-l'Achigan, QC	Vital records	1863 Baptism J. Leandre Gagnon Saint-Roch-de-l'Achigan, QC (Vital records)
1864	Baptism	Leandre Gagnon	Trois-Pistoles, QC	Vital records	1864 Baptism Leandre Gagnon Trois-Pistoles, QC (Vital records)
abt. 1864	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1864 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
abt. 1872	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1872 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1873	Marriage	Leandre Gagnon & Phelonise Lamoureux	Weedon, Qc	Vital records	1873 Marriage Leandre Gagnon & Phelonise Lamoureux Weedon, Qc (Vital records)
abt. 1878	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1891	abt. 1878 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1891)
1880	Baptism	Leandre-Joseph Gagnon	Saint-Barthelemy, QC	Vital records	1880 Baptism Leandre-Joseph Gagnon Saint-Barthelemy, QC (Vital records)
abt. 1880	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1881	abt. 1880 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon	Saint-Barthelemi, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon Saint-Barthelemi, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon	Saint-Maurice, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon Saint-Maurice, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon	Saint-Narcisse, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon Saint-Narcisse, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon	Saint-Jean-Port-Joli, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon Saint-Jean-Port-Joli, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon	Trois-Pistoles, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon Trois-Pistoles, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon & Louise Gagnon	Sainte-Agnes, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon & Louise Gagnon Sainte-Agnes, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon & Philanise Gagnon	Weedon, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon & Philanise Gagnon Weedon, QC (Recensement du Canada, 1881 )
1881	Census	Leandre Gagnon & Anastasie Gagnon	Saint-Eloi, QC	Recensement du Canada, 1881	1881 Census Leandre Gagnon & Anastasie Gagnon Saint-Eloi, QC (Recensement du Canada, 1881 )
abt. 1887	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1891	abt. 1887 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1891)
1891	Census	Leandre Gagnon	St-Barthelemi, QC	Recensement du Canada, 1891	1891 Census Leandre Gagnon St-Barthelemi, QC (Recensement du Canada, 1891)
1891	Census	Leandre Gagnon	Ste-Agnes, QC	Recensement du Canada, 1891	1891 Census Leandre Gagnon Ste-Agnes, QC (Recensement du Canada, 1891)
1891	Census	Leandre Gagnon	St-Jean-Port-Joli, QC	Recensement du Canada, 1891	1891 Census Leandre Gagnon St-Jean-Port-Joli, QC (Recensement du Canada, 1891)
1891	Census	Leandre Gagnon	Ste-Anne-des-Plaines, QC	Recensement du Canada, 1891	1891 Census Leandre Gagnon Ste-Anne-des-Plaines, QC (Recensement du Canada, 1891)
1891	Census	Leandre Gagnon & Rosanna Gagnon	Weedon Lake, QC	Recensement du Canada, 1891	1891 Census Leandre Gagnon & Rosanna Gagnon Weedon Lake, QC (Recensement du Canada, 1891)
1892	Marriage	Leandre Gagnon & Lumina Harvey	Sainte-Agnes, Qc	Vital records	1892 Marriage Leandre Gagnon & Lumina Harvey Sainte-Agnes, Qc (Vital records)
1893	Marriage	Leandre Gagnon & Helene Lacroix	Champlain, Qc	Vital records	1893 Marriage Leandre Gagnon & Helene Lacroix Champlain, Qc (Vital records)
abt. 1894	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1931	abt. 1894 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1931)
abt. 1906	Marriage	Leandre Gagnon & Philomene Morin	Undetermined location	Vital records	abt. 1906 Marriage Leandre Gagnon & Philomene Morin Undetermined location (Vital records)
1909	Burial	Leandre Gagnon	Saint-Gerard, QC	Vital records	1909 Burial Leandre Gagnon Saint-Gerard, QC (Vital records)
1913	Marriage	Leandre Gagnon & Marie-Angeline Gagne	Cap-Sante, Qc	Vital records	1913 Marriage Leandre Gagnon & Marie-Angeline Gagne Cap-Sante, Qc (Vital records)
1913	Burial	Leandre Gagnon	Saint-Jean-Port-Joli, QC	Vital records	1913 Burial Leandre Gagnon Saint-Jean-Port-Joli, QC (Vital records)
1914	Baptism	Jos. Albertus-Leandre Gagnon	Black-Lake, QC	Vital records	1914 Baptism Jos. Albertus-Leandre Gagnon Black-Lake, QC (Vital records)
1916	Baptism	Joseph-Gerard-Leandre-Edgar Gagnon	Disraeli, QC	Vital records	1916 Baptism Joseph-Gerard-Leandre-Edgar Gagnon Disraeli, QC (Vital records)
abt. 1917	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1931	abt. 1917 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1931)
1920	Baptism	Joseph-Alyre-Leandre Gagnon	Saint-Prosper, QC	Vital records	1920 Baptism Joseph-Alyre-Leandre Gagnon Saint-Prosper, QC (Vital records)
1921	Baptism	Rosarius-Leandre Gagnon	Saint-Pamphile, QC	Vital records	1921 Baptism Rosarius-Leandre Gagnon Saint-Pamphile, QC (Vital records)
1921	Burial	Rosarius-Leandre Gagnon	Saint-Pamphile, QC	Vital records	1921 Burial Rosarius-Leandre Gagnon Saint-Pamphile, QC (Vital records)
abt. 1922	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1931	abt. 1922 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1931)
1925	Marriage	William-Leandre Gagnon & Imelda Tremblay	Saint-Fulgence, Qc	Vital records	1925 Marriage William-Leandre Gagnon & Imelda Tremblay Saint-Fulgence, Qc (Vital records)
1925	Marriage	Joseph Gagnon & Rose-Anna Bilodeau	Quebec, Qc	Vital records	1925 Marriage Joseph Gagnon & Rose-Anna Bilodeau Quebec, Qc (Vital records)
1927	Marriage	Joseph-Andre-Leandre Gagnon & Marie-Clara Ruel	Quebec, Qc	Vital records	1927 Marriage Joseph-Andre-Leandre Gagnon & Marie-Clara Ruel Quebec, Qc (Vital records)
1928	Birth	Leandre Gagnon	Undetermined location	N.-D. de la Paix Cemetery, Eaton, Qc	1928 Birth Leandre Gagnon Undetermined location (N.-D. de la Paix Cemetery, Eaton, Qc)
abt. 1928	Birth	Leandre Gagnon	Undetermined location	Recensement du Canada, 1931	abt. 1928 Birth Leandre Gagnon Undetermined location (Recensement du Canada, 1931)
1929	Marriage	Hormisdas-Leon Gagnon & Florestine Constantineau	Saint-Faustin, Qc	Vital records	1929 Marriage Hormisdas-Leon Gagnon & Florestine Constantineau Saint-Faustin, Qc (Vital records)
1931	Census	Leandre Gagnon	Sainte-Marie (Village), QC	Recensement du Canada, 1931	1931 Census Leandre Gagnon Sainte-Marie (Village), QC (Recensement du Canada, 1931)
1931	Census	Leandre Gagnon	Garthby (Canton), QC	Recensement du Canada, 1931	1931 Census Leandre Gagnon Garthby (Canton), QC (Recensement du Canada, 1931)
1931	Census	Leandre Gagnon	Saint-Pamphile (Municipality et Village), QC	Recensement du Canada, 1931	1931 Census Leandre Gagnon Saint-Pamphile (Municipality et Village), QC (Recensement du Canada, 1931)
1931	Marriage	Leandre Gagnon & Marie-Jeanne Roch	Montreal, Qc	Vital records	1931 Marriage Leandre Gagnon & Marie-Jeanne Roch Montreal, Qc (Vital records)
1938	Baptism	Jos. Laureat-Leandre Gagnon	Black-Lake, QC	Vital records	1938 Baptism Jos. Laureat-Leandre Gagnon Black-Lake, QC (Vital records)
1942	Baptism	Jos. Leo-Leandre Gagnon	Black-Lake, QC	Vital records	1942 Baptism Jos. Leo-Leandre Gagnon Black-Lake, QC (Vital records)
1942	Burial	Leandre Gagnon	Black-Lake, QC	Vital records	1942 Burial Leandre Gagnon Black-Lake, QC (Vital records)
1944	Marriage	Leandre Gagnon & Anna Mercier	Sainte-Perpetue, Qc	Vital records	1944 Marriage Leandre Gagnon & Anna Mercier Sainte-Perpetue, Qc (Vital records)
1977	Marriage	Leandre Gagnon & Asna Theriault	Saint-Nazaire, Qc	Vital records	1977 Marriage Leandre Gagnon & Asna Theriault Saint-Nazaire, Qc (Vital records)
1977	Marriage	Leandre Gagnon & Solange Vallee	Saint-Bernard, Qc	Vital records	1977 Marriage Leandre Gagnon & Solange Vallee Saint-Bernard, Qc (Vital records)
1978	Baptism	Pascal-Leandre Gagnon	Sainte-Victoire-de-Sorel, QC	Vital records	1978 Baptism Pascal-Leandre Gagnon Sainte-Victoire-de-Sorel, QC (Vital records)
1978	Burial	Leandre Gagnon	Sainte-Lucie-des-Laurentides, QC	Vital records	1978 Burial Leandre Gagnon Sainte-Lucie-des-Laurentides, QC (Vital records)
1979	Marriage	Leandre Gagnon & Marie Trepanier	Lac-Etchemin, Qc	Vital records	1979 Marriage Leandre Gagnon & Marie Trepanier Lac-Etchemin, Qc (Vital records)
1994	Death	Leandre Gagnon	Eaton, Qc	N.-D. de la Paix Cemetery, Eaton, Qc	1994 Death Leandre Gagnon Eaton, Qc (N.-D. de la Paix Cemetery, Eaton, Qc)

What are the most common first names in Gagnon family?

The most popular first names associated with the Gagnon surname and their share of records are listed below.

First name	Popularity
Joseph	2.06%
Marie	1.28%
Pierre	1.18%
Louis	0.84%
Therese	0.58%
Jean	0.58%
Michel	0.58%
Louise	0.57%
Andre	0.52%
Charles	0.51%
Madeleine	0.42%
Arthur	0.41%
Marcel	0.41%
Henri	0.41%
Robert	0.4%
Alfred	0.4%
Cecile	0.4%
Claude	0.38%
Roger	0.37%
Helene	0.36%

The most popular first names associated with the Gagnon surname and their share of records are listed below.

First name	Popularity
Joseph	2.06%
Marie	1.28%
Pierre	1.18%
Louis	0.84%
Therese	0.58%
Jean	0.58%
Michel	0.58%
Louise	0.57%
Andre	0.52%
Charles	0.51%
Madeleine	0.42%
Arthur	0.41%
Marcel	0.41%
Henri	0.41%
Robert	0.4%
Alfred	0.4%
Cecile	0.4%
Claude	0.38%
Roger	0.37%
Helene	0.36%

These percentages represent the proportion of all genealogy records with the Gagnon who bear each given name, based on the 109616 available.

Updated: 2025-05-20

Leandre Gagnon: Genealogy, Obituaries, Marriages, Births

What are the most common first names in Gagnon family?