Tyrfing (disambiguation)

Tyrfing was a magic sword in Norse mythology.

Tyrfing or Tirfing may refer to:

• Thyrfing, a viking metal band from Sweden
• Tirfing, an opera by Swedish composer Wilhelm Stenhammar
• HSwMS Tirfing, several ships of the Swedish Navy
• Super Sonic Strike Missile (3SM) Tyrfing, a missile under development
• SK Tirfing, a sports club in Harnäs, Sweden