Thomas Mylchreest Sheard Jnr (6 January 1889 in Dalby, Patrick, Isle of Man – 10 August 1954), a motorcycle racer with 2 victories at the Isle of Man TT races, was a great nephew to Joseph Mylchreest, the 'Diamond King'.
The 1922 Junior TT race was won by local competitor Sheard riding an AJS motorcycle at an average race speed of 54.75 mph. Hutchison Tyres were used on AJS machines in 1922, and Sheard featured in their adverts of the time. An example of this was in "The Scotsman" newspaper after the TT win in 1922.
In 1923,this year gave Douglas their first Senior Race victories with Tom Sheard winning on a 500cc machine. Tom Sheard was one of only five riders in the world to trial disc brakes on a Douglas motorcycle. Other riders to trial the disc-braked Douglas were Freddie Dixon and Sydney Ollerhead.
Douglas was a British motorcycle manufacturer from 1907–1957 based in Kingswood, Bristol, owned by the Douglas family, and especially known for its horizontally opposed twin cylinder engined bikes and as manufacturers of speedway machines.