- At the 2017 FINA World Championships in Budapest, Guertin finished 28th in the 10-km open water race.
- He won the 2016 FINA World Cup race in Lac St-Jean to qualify for the 2017 FINA World Championships.
- He also was selected to represent Canada at the 2017 FISU Universiade in Taipei.
- In 2015, he broke his hand on a buoy during the qualifier for world championships, finishing the race in “incredible” pain but missing the team. This also cost him a shot at the Rio 2016 Olympics, as the open water qualifying was tied to performances at the 2015 worlds.
- Guertin bounced back with strong performances at other events in 2015, winning the FINA 10-km World Cup in Lac-Megantic, and placing second at the 32-km Traversée du Lac-St-Jean.
- Guertin persevered through bad luck the following two years. In 2014 he earned a spot on the Pan Pacific Championships team with a fifth-place finish at the Fran Crippen Cup. Despite travelling to Gold Coast, Australia, for the Pan Pacs, Guertin did not get the chance to compete as the open water competition was cancelled due to unsuitable conditions.
- Guertin made his first national team in 2013, when he represented Canada at FINA World Championships in Barcelona
- He finished 9th in the 25-km, 23rd in the 5-km, and helped Canada to a 12th-place finish in the 5-km team event
- He was born in Saint John, N.B., joined his first swim club in Baie-Comeau, Que., lives in Montreal and calls St-Hubert, Que., his hometown.
- He lost 45 pounds after joining CAMO and credits Head Coach Claude St-Jean as a major influence in his life.
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