Jack Thomas may refer to: Jack Thomas (academic), president of Western Illinois University Jack Thomas (bishop) (1908–1995), Welsh Anglican bishop Jack Thomas (footballer, born 1996), English footballer Jack Thomas (footballer, born 1891) (1891–?), English footballer Jack Thomas (swimmer) (born 1995), British swimmer Jack W. Thomas (born 1930), American screenwriter and novelist Jack Ward Thomas (born 1934), chief of the U.S. Forest Service Joseph T. Thomas (born 1973), known as Jack, Australian citizen whose conviction for receiving funds from Al-Qaeda was overturned on appeal John Thomas (lacrosse) (born 1952), known as Jack, American lacrosse player