Bob Hay may refer to:
Bob Hay (musician), American singer and songwriter Bob Hay (general) (1920–1998), Australian army general and VFL footballer Bob Hay (footballer, born 1880) (1880–1959), Australian rules footballer for Fitzroy Bob Hay (footballer, born 1938), Australian rules footballer for St Kilda, see List of St Kilda Football Club players
See also Bob Haigh (born 1943), English rugby league footballer and coach Robert Hay (disambiguation)