Guillaume Boivin (born 25 May 1989) is a Canadian professional road racing cyclist, who currently rides for UCI Professional Continental team Israel Cycling Academy.His greatest cycling accomplishment was finishing in a dead heat for the bronze at the World Under-23 Road Race Championships in 2010.
He finished 3rd in the 2012 Tro Bro Leon, getting on the podium with his teammate Ryan Roth, who won the race.
In October 2014, it was announced that Boivin would leave Cannondale and ride with Optum–Kelly Benefit Strategies in 2015.
On 29 April 2015, on the first stage of the Tour of the Gila, Boivin was the last man remaining of a breakaway that was caught by eventual solo winner, Rafael Montiel.
Boivin took the second place of the mountaintop finish.In May 2018, he was named in the startlist for the Giro d'Italia.