High King of Denmark & Norway

The High Queen of Denmark and Norway is the sovereign of the United Kingdom of Denmark-Norway, consisting of Denmark and Norway, the Principality of Iceland, as well as the Duchy of Holstein in the German Empire. The sovereigns have been from the Lutheran House of Oldenburg since the accession of Christian I in 1448.

High King of Denmark-Norway (1660 - present)

 * The heir apparent is The Queen's eldest son, Frederick, Prince of Iceland. The heir's heir apparent is his eldest son, Prince Christian, Duke of Oslo