Knocking or Knockin or Knockin' may refer to:
- Knocking, Austria, a hamlet, subdivision of Erlauf (municipality) in Austria
- Knocking (2006 film), a documentary about Jehovah's Witnesses
- Knocking (2021 film), a Swedish thriller film
- "Knockin'" (song), by Spanish band Double Vision (1995)
- Engine knocking, or the sound accompanying automotive combustion malfunction
- Port knocking, a covert method of opening a port on a server
- Roof knocking, a bombing practice of the Israeli Defense Forces
- Gene knockin, genetic engineering method
- Knockin Castle, castle situated in the village of Knockin on Shropshire between Oswestry and Shrewsbury
See also
- Knock (disambiguation)
- Knockin' on Heaven's Door (disambiguation)
- The Knocking, a 2022 Finnish horror film
This disambiguation page lists articles associated with the title Knocking.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: