Martin Wayne Nothstein (born February 10, 1971) is an American former professional road bicycle racer and track cyclist. He is a three-time world champion in track events and an Olympic gold and silver medalist. Nothstein also servied as a Lehigh County Commissioner and ran unsuccessfully as the Republican Party nominee for the 2018 United States House of Representatives election in Pennsylvania's 7th congressional district and 2018 Pennsylvania's 7th and 15th congressional district special elections.