Knock

Knock may refer to:

Northern Ireland

 * Knock, Belfast, County Down
 * Knock, County Armagh, a townland in County Armagh

Republic of Ireland

 * Knock, County Clare, village in County Clare
 * Knock, County Mayo, village in County Mayo
 * Knock Shrine, a major Roman Catholic pilgrimage site in the village of Knock, County Mayo
 * Ireland West Airport Knock, commonly known as Knock Airport

Scotland

 * Knock, Mull, a place on the Isle of Mull, Argyll and Bute, Scotland
 * Knock, Moray, a location
 * Knock, Isle of Lewis, Outer Hebrides
 * Knock railway station (Scotland), Aberdeenshire

Elsewhere

 * Knock, Cumbria, England
 * Knock, East Frisia, Germany

Art and entertainment

 * Knock (play), a 1923 play by Jules Romains about a doctor
 * "Knock" (short story), by Fredric Brown, supposedly the shortest short-story ever written
 * The Knock (1994-2000), a UK television drama
 * "The Knock (Drums of Death, Pt. 2)", a song by UNKLE from the album Psyence Fiction (1998)
 * Knock (1925 film), a French silent comedy film
 * Knock (1933 film), a French comedy film
 * Knock (2017 film), a French film starring Omar Sy
 * Dr. Knock, original titled Knock, a 1951 French comedy film

Other uses

 * Knock, to tap on a door
 * Knock, a slang term meaning to render a negative evaluation or assessment
 * Engine knocking, in spark-ignition internal combustion engines
 * Knock Nevis, a Norwegian supertanker formerly known as Seawise Giant, Happy Giant, and Jahre Viking
 * The Knock, another term for hitting the wall, in endurance sports
 * The Knock, a slang term for HM Revenue and Customs, UK tax-collecting body
 * Knock F.C., a football club in Belfast, Northern Ireland