Canadian NHL right winger who was drafted 147th overall by the Montreal Canadiens in 2010. He made his NHL debut with the team in 2012.
He played for the Vancouver Giants in the Western Hockey League.
He played with Canada's Junior International team at the 2012 World Junior Championships. He won a gold medal at the 2016 World Championships.
He was raised by Ian Gallagher, an NHL strength and condition coach. He has two sisters and a brother.
He became teammates with Alex Galchenyuk on the Montreal Candiens in 2012.