Brendan Mackay (born 7 June 1997) is a Canadian freestyle skier who competes internationally in the half-pipe discipline.

[1][2] He won the gold medal in the event at the 2023 freestyle skiing world championships.

[1] During the 2021–22 World Cup Season, Mackay won medals in all three events: bronze in Copper Mountain followed by back-to-back gold medals in Calgary, leading him to finish first in the overall halfpipe standings.

[4] On January 24, 2022, Mackay was named to Canada's 2022 Olympic team in the halfpipe event.

[5][6] In 2023 he won the men's half-pipe gold medal at the freestyle skiing world championships in Bakuriani, Georgia.