Thomas Waddell (disambiguation)
Thomas Waddell (1854–1940) was an Australian politician. Thomas or Tom Waddell may also refer to:

 Thomas Waddell (Saskatchewan politician) (1886–1948), politician in Saskatchewan, Canada
 Tom Waddell (1937–1987), American physician, athlete and founder of the Gay Games
 Tom Waddell (baseball) (1958–2019), Scottish-born American professional baseball player
 Tom Waddell (footballer) (1870–? ), Scottish footballer

See also 
 Tom Waddle (born 1967), American football player