Khaybar or Khaibar may refer to:

• Khaybar, an oasis in Medina Province, Saudi Arabia
• Khaibar (Hunza), a village in Gilgit−Baltistan, Pakistan
• Khaibar-1, a Syrian-made rocket widely used in the 2006 Lebanon War by Hezbollah against Israel
• KH-2002 Khaybar, an Iranian bullpup assault rifle
• PNS Khaibar (1956), a British Battle-class destroyer of the Pakistani Navy sunk by Indian forces during the Bangladesh Liberation War in 1971
• PNS Khaibar (1989), an American guided-missile frigate in service with the Pakistani Navy from 1989 to 1993
• PNS Khaibar (1994), a British destroyer acquired by the Pakistani Navy in 1994 and designated as a Tariq-class warship

See also

• Battle of Khaybar, a military engagement between the early Muslims and the Khaybari Jews in 628 CE
• Ka-Bar, a combat knife first used by the United States military in 1942
• Khyber (disambiguation), a semi-homonymic alternative spelling for other entities