Alex Massie (born March 19, 1995) is a Canadian para-snowboarder. He is a three-time Paralympian.
Massie competed at Winter X Games XIX and won a bronze medal in the adaptive snowboard-cross event. The next year at Winter X Games XX he won a silver medal in the adaptive snowboard-cross event.
He competed at the 2021 World Para Snow Sports Championships and won a silver medal in the men's dual banked slalom, and won a gold medal with Tyler Turner in the men's team event.
He represented Canada at the 2018 Winter Paralympics, 2022 Winter Paralympics, and 2026 Winter Paralympics.
Massie had a wakeboarding accident in 2011 which resulted in him losing his left leg below the knee.