John Costello

About

John Costello may refer to:John Costello (baseball), American baseball pitcher John Costello (1890–1915), English footballer John Costello (historian) (1943–1995), British military historian John A. Costello (1891–1976), Taoiseach of Ireland John M. Costello (1903–1976), U.S. Representative from California John Costello (1850–?), U.S. Navy sailor and Medal of Honor recipient John Costello (pastoralist) (1838–1923), Australian pastoralist John W. Costello, American attorney and politician in Massachusetts John Costello, Gaelic football player from County Laois John P. Costello (1947–2010), U.S. Army general