Tom Arnold may refer to:

• Tom Arnold (actor) (born 1959), American actor
• Tom Arnold (politician) (born 1947), Conservative politician in the United Kingdom
• Tom Arnold (economist), CEO of Concern Worldwide
• Tom Arnold (literary scholar) (1823-1900), British academic, son of Thomas Arnold of Rugby
• Tom Arnold (theatre impresario) (1897-1969), British theatrical producer

[ Source: Wikipedia ]