Thomas Douglas

Thomas Douglas may refer to:


 * Thomas Douglas, 5th Earl of Selkirk (1771–1820), founder of the Red River Colony
 * Thomas Monteath Douglas (1787–1868), officer of the Bengal Army of the East India Company
 * Thomas Douglas (American judge) (1790–1855), Florida Supreme Court justice
 * Tom Douglas (chef) (born 1958), American chef, restaurateur and writer
 * Tommy Douglas (1904–1986), premier of Saskatchewan and leader of the New Democratic Party of Canada
 * Tommy Douglas (clarinetist) (1911–1965), American jazz clarinetist
 * Tom Douglas (songwriter), American songwriter
 * Tom Douglas (footballer) (1910–1943), Scottish footballer