Christian IV of Denmark

Christian IV
King of Denmark and Norway
Portrait by Pieter Isaacsz, 1611-1616.
Reign	4 April 1588 – 28 February 1648
Coronation	29 August 1596
Predecessor	Frederick II
Successor	Frederick III
Born	(1577-04-12)12 April 1577 Frederiksborg Palace
Died	28 February 1648(1648-02-28) (aged 70) Rosenborg Castle
Burial	Roskilde Cathedral
Spouse	Anne Catherine of Brandenburg Kirsten Munk
Issue	Frederick III of Denmark
House	House of Oldenburg
Father	Frederick II of Denmark
Mother	Sofie of Mecklenburg-Schwerin

Christian IV (12 April 1577 – 28 February 1648) was the king of Denmark-Norway from 1588 until his death. He had a rule of more than 59 years. Because of this, he has the longest rule of all the kings of Denmark. He is sometimes referred to as Christian Firtal in Denmark and Christian Kvart or Quart in Norway.