Philippe Gagnon (born January 20, 1980) is a Canadian retired Paralympic swimmer and politician.

[5] In the relays, Gagnon, along with Benoît Huot, Adam Purdy, and Andrew Haley, won gold in the 4×100 metre medley 34pts in a world record time of 4:32.39,[6] and with Haley, Purdy, and Brad Sales finished 4th in the 4×100 metre freestyle 34pts in 4:14.69.

[7] At the 2002 Commonwealth Games in Manchester, Gagnon won silver in the 50 metre EAD freestyle.

Competing against swimmers in other classifications, Gagnon covered the distance in 25.04, equaling the world record.

[9] Gagnon ran for a seat in the House of Commons of Canada for the Conservative Party in the riding of Jonquière in the 2019 federal election.