Brandon Semenuk (born 2 February 1991) is a Canadian freestyle mountain biker and rally racer from Whistler, British Columbia.

[2] Semenuk grew up in Whistler, British Columbia, Canada,[3] where he started out in cross-country cycling, competing in the BC Cup for the first time at the age of 9.

At the age of 15, while riding his local jumps, Semenuk's talent was spotted by Andrew Shandro.

Shortly thereafter, Shandro offered Semenuk a professional contract with Trek[4] In Slopestyle MTB, he took home gold and silver medals from X-Games (2013) and (2021).

[13] On 15 October 2022, Semenuk became the 2022 American Rally Association presented by Dirtfish National Champion.