Tom, Thomas or Tommy Johnston may refer to: Thomas Johnston (engraver) (1708–1767), engraver and organ builder Thomas A. Johnston (1848–1934), American educator Thomas Alan Johnston, Scottish engineer Thomas Brumby Johnston (1814–1897), Scottish cartographer Thomas D. Johnston (1840–1902), U.S. Representative from North Carolina Thomas E. Johnston (born 1967), US federal judge Thomas George Johnston (1849–1905), Canadian physician and political figure Thomas Henry Johnston (1880–?), New Zealand tram conductor, labourer, miner and strike-breaker Thomas Johnston (Canadian politician) (1821–1903), Canadian industrial and political figure Thomas L. Johnston (1927–2009), Scottish scientist Thomas Nicol Johnston (1870–1923), Scottish zoologist Thomas Harvey Johnston (1881–1951), Australian biologist and parasitologist Thomas Henry Johnston (British Army officer) (died 1891) Tom Johnston (footballer) (1918–1994), Scottish midfielder; playing career 1938–1956; coaching and managerial career 1956–1978 Thomas Jack (Tom Jack Johnston, born 1993), Australian DJ and musician; pioneer of the "tropical house" subgenre Tom Johnston (musician) (born 1948), American musician, co-founder of The Doobie Brothers Tom Johnston (Saskatchewan politician) (1881–1969), British-born Canadian political figure Tom Johnston (British politician) (1881–1965), Scottish political figure Tom Johnston (greyhound trainer) (1933–2001), British greyhound trainer Tommy Johnston (1927–2008), Scottish footballer