Keaney is a surname. Notable people with the surname include:
Brian Keaney, British author born in Walthamstow, East London Conal Keaney, Irish footballer and hurler Frank Keaney (1886–1967), college men's basketball coach Luke Keaney (born 1982), Irish Gaelic footballer Paul Keaney, MBE, ISO, formerly headmaster at Clontarf Orphanage
See also Keaney Gymnasium, multi-purpose arena in Kingston, Rhode Island, USA