being the first true rookie pro ever to win his professional motocross debut at the Hangtown raceway on May 23, 2010, winning the 2012 West Region, the 2013 250cc and 2017, 2018, 2019 & 2022 450cc Motocross National Championship along with the 2020 450cc and 2022 450cc Supercross Championship,. Primary sources John Tomac's History tomac.com MTB Hall of Fame mtnbikehalloffame.com Notes and references 1967 births Living people American male cyclists Cross-country mountain bikers Downhill mountain bikers People from Owosso, Michigan People from Cortez, Colorado UCI Mountain Bike World Champions (men) American mountain bikers Cyclists from Michigan Cyclists from Colorado