Cole Beaudoin was born in Kanata, Ontario, Canada. He played for the Nepean Raiders U18 team in 2021-2022 and averaged over two points a game, scoring 99 points in 43 games. Beaudoin was drafted #10 overall by the Barrie Colts in the 2022 OHL Draft.
In 2022-2023, Beaudoin played 63 games for the Colts and recorded eight goals and 12 assists. During that year he also played in the U17 World Hockey Classic for Team Canada Black. He tallied three goals and 2 assists in seven games.
This past season at Barrie, Beaudoin saw more ice time and had a stellar season, scoring 28 goals and 34 assists in 67 games. He also played for Canada's U18 team in the Hlinka Gretzky Cup and had six points in five games.