The Eisvogel-class icebreakers (Type 721) was a two ship class built for the German Navy by the Hitzler Werft shipyard of Lauenburg/Elbe.

The Eisvogel was in service for the Naval Base Command Kiel and sold to private owners after decommissioning.

[2] The Eisbär was based along the German North Sea coast.

After decommissioning she was laid up in Wilhelmshaven later sold to the Netherlands.

The ships are named after the European kingfisher (Eisvogel) and polar bear (Eisbär), both names contain the German word for ice.