Pierre Desjardins (born October 28, 1941) is a former professional Canadian football player with the Canadian Football League Montreal Alouettes. Desjardins was an offensive lineman at the guard and tackle positions during his six-year career (1966–1971) with the club. Desjardins' jersey #63 is one of seven retired by the Alouettes.^[1]

Desjardins is currently a Canadian businessman, previously serving on the board of directors for Canadian businesses such as Domtar, Labatt Brewing Company, and Imperial Tobacco.^[2]

Desjardins was born and raised in Montreal, and played amateur Canadian football for the Quebec Junior Football League Rosemont Bombers.^[3] He played collegiately at the University of Wyoming prior to joining the Als.^[2]

Following his graduation from Wyoming, where he earned a business degree, Desjardins returned to Montreal and began his professional career with the CFL Alouettes in 1966.^[2] Desjardins was an offensive lineman at the guard and tackle positions during his six-year career (1966-1971) with the Als. Along with Pierre Dumont he was one of the first French-Canadians to play for the Larks.^[4]

Desjardins, as co-captain of the team (along with co-captain, Larry Fairholm), helped turn around a then-mediocre Alouettes team, eventually reaching and winning the Grey Cup in 1970. Desjardins retired following the Alouettes' 1971 CFL season.

Following his playing days, Desjardins was a sportscaster with the Canadian Broadcasting Corporation. He also served as an executive with Canadian companies such as Domtar, Labatt Brewing Company, and Imperial Tobacco.^[2]