P68 may refer to:
Vessels , a submarine of the Royal Navy and, as HNoMS Utstein (P68), of the Royal Norwegian Navy , two ships of the Indian Navy of the Republic of Singapore Navy
Other uses DDX5, RNA helicase p68 Ford P68, a racing car NetBurst P68 holin family Papyrus 68, a biblical manuscript Partenavia P.68, or Vulcanair P68, an Italian light aircraft Vultee XP-68 Tornado, a proposed American high-altitude interceptor aircraft P68, a state regional road in Latvia