Knocker and knockers may refer to:

People:

  • Elsie Knocker (1884–1978), British nurse and ambulance driver in World War I who won numerous medals for bravery
  • Knocker Norton or Steve Norton, English rugby league footballer
  • nickname of Enoch West (1886–1965), English footballer

Items that knock:

  • Door knocker, item of door furniture that allows people outside to alert those inside
  • Knocker-up, profession in England and Ireland before alarm clocks were affordable or reliable
  • Port knocker, to externally open ports on a firewall
  • Sanctuary Knocker, ornamental knocker on the door of a cathedral

Other knockers:

See also edit