Thomas Douglas
Thomas, Tom, or Tommy Douglas may refer to:
- Thomas Douglas (American judge), Florida Supreme Court justice
- Thomas Douglas, 5th Earl of Selkirk, founder of the Red River Colony
- Thomas Monteath Douglas, officer of the Bengal Army of the East India Company
- Tom Douglas (chef), American chef, restaurateur and writer
- Tom Douglas (footballer), Scottish footballer
- Tom Douglas (songwriter), American songwriter
- Tommy Douglas, premier of Saskatchewan and leader of the New Democratic Party of Canada
- Tommy Douglas (clarinetist), American jazz clarinetist
- Tommy Douglas Collegiate, a high school in Saskatoon, Saskatchewan, Canada