'''Reginald''', '''Reggie''' or '''Reg Thomas''' may refer to:
* Reg Thomas (runner) (1907–1946), Welsh middle-distance runner * Reg Thomas (English footballer) (1912–1983), English footballer * Reg Thomas (Australian footballer) (1909–1966), Australian rules footballer * Reg Thomas (ice hockey) (born 1953), Canadian ice hockey player * Reggie Thomas (born 1953), American politician * Reginald Thomas and Reggie (wrestler), ring names of American professional wrestler and former acrobat Sidney Iking Bateman (born 1993)
{{hndis|Thomas, Reginald}}