John O'Loughlin may refer to: * John O'Loughlin (dual player) (born 1989), Irish Gaelic footballer and hurler from County Laois * John Patrick O'Loughlin (1911–1985), bishop of the Roman Catholic Diocese of Darwin * Jack O'Loughlin (Australian footballer) (John Joseph O'Loughlin; 1873–1960), Australian rules footballer

See also