WordNet sense 1 (Scottish archaeologist (1890-1976)):

Sir Mortimer Wheeler, Sir Robert Eric Mortimer Wheeler

WordNet sense 2 (someone who makes and repairs wooden wheels):

wheelwright

WordNet sense 3 (a person who rides a bicycle):

bicycler, bicyclist, cyclist

WordNet sense 4 (a draft horse harnessed behind others and nearest the wheels of a vehicle):

wheel horse