Michael Joseph Kelly

Michael Joseph Kelly may refer to:
 * King Kelly (Michael Joseph Kelly, 1857–1894), baseball player
 * Michael Kelly (physicist) (born 1949), New Zealand-British physicist
 * Mike Kelly (Australian politician) (born 1960), Australian politician
 * Michael Kelly (actor) (born 1969), American actor
 * Michael Joseph Kelly (American politician) (1850–1911), Irish-born American politician from Iowa