Thomas Johnston Jr. (1933–2001) was a British greyhound trainer.

Johnston's kennels were based at Stilliters Farm on Moulsoe Road in Cranfield, Bedfordshire.

His father Tom Johnston Sr. was the winning trainer of the 1928 English Greyhound Derby)[1] [2] [3] and trained greyhounds on the coursing fields for Robert Jardine many years before oval track racing arrived to the United Kingdom.

[4] He was a leading trainer for over a decade during the 1960s and 1970s and won the Scottish Greyhound Derby in 1963 and 1964.

[6] He trained Westpark Mustard who broke the British and European record by winning twenty consecutive races in 1974.