Holsteinborg ( da, Holstein Castle, ''Fort Holstein'') may refer to:
*
Holsteinborg Castle in eastern Denmark
**
Holsteinborg (surname) Holsteinborg ( da, Holstein Castle, ''Fort Holstein'') may refer to:
* Holsteinborg Castle in eastern Denmark
** Holsteinborg (surname), a Danish noble family
** Holstein-Holsteinborg (surname), a Danish noble family
* Sisimiut
Sisimiut (), f ...
, a Danish noble family
**
Holstein-Holsteinborg (surname), a Danish noble family
*
Sisimiut
Sisimiut (), formerly known as Holsteinsborg, is the capital and largest city of the Qeqqata Administrative divisions of Greenland, municipality, the List of cities and towns in Greenland, second-largest city in Greenland, and the largest Arctic ...
, Greenland, formerly known as Holsteinsborg or Holsteinborg
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