What is Frederick IX of Denmark?
[[File:Frederick IX of Denmark.jpg|200px|thumbnail|Frederick IX of Denmark]] '''Frederick IX of Denmark''' (11 March 1899 - 14 January 1972) was [[List of Danish monarchs|King]] of [[Kingdom of Denmark|Denmark]] from 20 April 1947 until his death on 14 January 1972. He was the son of [[:en:Christian_X_of_Denmark|King Christian X of Denmark]] and [[Alexandrine of Mecklenburg-Schwerin|Queen Alexandrine]], born Duchess of Mecklenburg. He was the fourth Danish monarch of the [[House of Glucksburg]]. {{DEFAULTSORT:Frederick 09 of Denmark}} [[Category:Kings and Queens of Denmark]] [[Category:1899 births]] [[Category:1972 deaths]] {{bio-stub}}