Dallaire was drafted in the second round, 13th overall, by the Montreal Alouettes in the 2023 CFL Draft and signed with the team on May 11, 2023.[3] He made the team's active roster following training camp in 2023 and made his professional debut on June 10, 2023, against the Ottawa Redblacks.[4] He played in all 18 regular season games where he had one carry for three yards, one reception for 17 yards, and five special teams tackles.[4][5] He also played in both playoff games that year as the team advanced to the 110th Grey Cup.[4]
Personal life
Dallaire's older brother, Christian, also played for the Laval Rouge et Or football team.[6]