Skipjack may refer to:

Zoology

  • Skipjack tuna, a fish of the family Scombridae
  • A common name for Elateridae (click beetles)
  • Skipjack shad, the fish species, Alosa chrysochloris
  • Common name for Pseudocaranx georgianus, also known as silver trevally or skippy.

Maritime

  • Skipjack 15, an American sailing dinghy design
  • HMS Skipjack, Royal Navy, Halcyon class minesweeper, sunk by bombs in 1940
  • Skipjack (boat), a type of fishing boat used on the Chesapeake Bay, USA
  • USS Skipjack, the name of three United States Navy submarines
  • Skipjack class submarine, a class of United States Navy nuclear submarines

In computing

  • Skipjack (cipher), a block cipher, designed by the US National Security Agency
  • Skipjack, the code name for Linspire 6.0, a Linux distribution
  • Skipjack, the code name for the VAX 8550 computer system, introduced by Digital Equipment Corporation in 1986

Other

  • Baltimore Skipjacks, former professional ice hockey team
  • Skipjack Wind Farm, Offshore Delaware