Derfflinger

Derfflinger may refer to:

In warships:
 * Derfflinger-class battlecruiser
 * SMS Derfflinger, a battlecruiser of the Imperial German Navy, launched in 1913
 * V 620 Derfflinger, a vorpostenboot in service 1943-45

People with the surname

 * Georg von Derfflinger (1606 – 1695), Austrian nobleman, field marshal in the army of Brandenburg