# Gagnon (surname)

Gagnon is a surname of French Canadian origin. Notable people with the surname include:
* A
* C
* D
* E
* F
* G
* H
* J
* K
* L
* M
* N
* O
* P
* R
* S
* T
* V
* Y

## A

* Aaron Gagnon (born 1986), Canadian ice hockey player
* Alain Gagnon (1938–2017), Canadian composer and educator
* Alphonse-Osias Gagnon (1860–1941), Canadian bishop
* André Gagnon (1942–2020), Canadian musician and composer
* André-Philippe Gagnon (born 1962), Canadian comedian and impressionist
* Aurore Gagnon (1909–1920), Canadian victim of child abuse

## C

* Cécile Gagnon (born 1936), Canadian writer and illustrator
* Charles Gagnon (1934–2003), Canadian artist
* Charles-Antoine-Ernest Gagnon (1846–1901), Canadian notary and politician
* Chick Gagnon (1897–1970), American baseball player
* Christiane Gagnon (born 1948), Canadian politician
* Clarence Gagnon (1881–1942), Canadian painter
* Claude Gagnon (born 1949), Canadian filmmaker
* Clovis Gagnon (1926–2022), Canadian politician
* Craig A. Gagnon (born 1960), American politician

## D

* Dave Gagnon (born 1967), Canadian ice hockey player
* Dave Gagnon (American football) (born 1951), American football player
* Drew Gagnon (born 1990), American baseball player

## E

* Édouard Gagnon (1918–2007), Canadian Roman Catholic cardinal
* Eric Gagnon (born 1971), American musician
* Ernest Gagnon (1834–1915), Canadian folklorist, composer and organist

## F

* Ferdinand Gagnon (1849–1886), Canadian-American journalist and publisher
* Francesca Gagnon (born 1957), Canadian singer and actress
* François Gagnon (1922–2017), Canadian politician
* François-Marc Gagnon (1935–2019), Canadian art historian and academic

## G

* Gabriel-Yvan Gagnon (born 1951), Canadian politician
* Gérard Gagnon (fl. 1970s), Canadian priest
* Germain Gagnon (1942–2014), Canadian ice hockey player
* Gregory Gagnon (born c. 1972), American military general
* Gustave Gagnon (1842–1930), Canadian organist, composer and educator

## H

* Henri Gagnon (1887–1961), Canadian composer, organist and educator
* Henri-Louis Gagnon (1881–1964), Canadian politician
* Hubert Gagnon (1947–2020), Canadian actor

## J

* Jean Gagnon, multiple people
* Jean-Paul Gagnon, Australian philosopher and academic
* Jean-Louis Gagnon (1913–2004), Canadian journalist, writer and public servant
* Jérémy Gagnon-Laparé (born 1995), Canadian soccer player
* Joe Gagnon (1918–2001), Canadian boxer
* John Gagnon (1931–2016), American sociologist
* John B. Gagnon (1883–1939), American strongman performer
* Johnny Gagnon (1905–1984), Canadian ice hockey player
* Jonas Gagnon (1846–1915), American politician
* Joseph-William Gagnon (1879–1929), Canadian politician

## K

* Keith Gagnon (born 1987), Canadian ice dancer
* Kenneth Gagnon, American politician

## L

* Loïc Gagnon (born 1991), French footballer
* Louise Gagnon-Arguin (born 1941), Canadian archivist
* Lucien Gagnon (1793–1843), farmer and leader of the Lower Canada Rebellion
* Lysiane Gagnon (born 1941), Canadian journalist

## M

* Madeleine Gagnon (born 1938), Canadian educator, literary critic and writer
* Marc Gagnon (born 1975), Canadian short track speed skater
* Marc-Antoine Gagnon (born 1991), Canadian freestyle skier
* Marcel Gagnon (born 1936), Canadian politician
* Marcel Gagnon (musician) (born 1950), Canadian musician and substance abuse counsellor
* Mariano Gagnon (1929–2017), American Roman Catholic priest and missionary
* Marie-Claude Savard-Gagnon (born 1972), Canadian figure skater
* Marie-Michèle Gagnon (born 1989), Canadian alpine skier
* Marie-Pier Boudreau Gagnon (born 1983), Canadian synchronized swimmer
* Matthew Gagnon (born 1980), American political strategist and writer
* Maude Smith Gagnon (born 1980), Canadian poet
* Michel Kelly-Gagnon (born 1971), Canadian lawyer and businessperson
* Michelle Gagnon (born 1971), American crime novelist
* Mitch Gagnon (born 1984), Canadian mixed martial artist
* Monique Gagnon-Tremblay (born 1940), Canadian politician

## N

* Narcisse A. Gagnon (1835–1903), Canadian politician
* Noam Gagnon (born 1963), Canadian dancer

## O

* Onésime Gagnon (1888–1961), Canadian politician and lieutenant-governor of Québec

## P

* Patrice Gagnon (born 1963), Canadian canoeist
* Patrick Gagnon (born 1962), Canadian politician
* Paul Gagnon, multiple people
* Paul-Edmond Gagnon (1909–1981), Canadian politician
* Philippe Gagnon (1909–2001), Canadian politician
* Philippe Gagnon (Canadian football) (born 1992), Canadian football player
* Philippe Gagnon (swimmer) (born 1980), Canadian Paralympic swimmer
* Pierce Gagnon (born 2005), American actor
* Pierre-Luc Gagnon (born 1980), Canadian skateboarder

## R

* Réginald Charles Gagnon, known as Cayouche (born 1949), Canadian musician
* Rene Gagnon (1925–1979), American soldier associated with the photograph Raising the Flag on Iwo Jima
* René Gagnon (painter) (1928–2022), Canadian painter
* Richard Gagnon (born 1948), Canadian bishop
* Roy Gagnon (1913–2000), American football player
* Robert A. J. Gagnon (born 1958), American theological scholar and author

## S

* Sean Gagnon (born 1973), Canadian ice hockey player
* Sébastien Gagnon (born 1973), Canadian politician
* Simon Gingras-Gagnon (born 1994), Canadian football player
* Sofiane Gagnon (born 1999), Canadian freestyle skier
* Sylvain Gagnon (born 1970), Canadian speed skater

## T

* Terry Gagnon (born 1962), Canadian volleyball player

## V

* Vincent Gagnon (born 1981), Canadian racquetball player

## Y

* Yannick Gagnon, Canadian politician
* Yechel Gagnon (born 1973), Canadian artist
* Yolande Gagnon, Canadian politician