Ruler · 1899 – 1972

Frederik IX

Lived 1899 – 1972; monarch. Monarch of Denmark of Danish Realm, 1947 – 1972; also in the line of Denmark and Danish overseas colonies.

Wikidata's English label: Frederik IX of Denmark.

For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the reign.

Lived: 1899 – 1972; 73 years
In office: 25 years; one reign
Lines: 3; states
Left it: died in office; Wikidata's manner of death

Monarch of Denmark

Danish Realm · the 57th of 59 dated reigns · 854 – 2024

53 before

Christian IX1863 – 1906

Frederick VIII of Denmark1906 – 1912

Christian X1912 – 1947

Frederik IX1947 – 1972

Margrethe II1972 – 2024

Frederik X2024 – …

deposed, abdicated, exiled or removeddied in officeleft alive by a regular roadstill in officeending not on recorda second row: a reign that began before the last had ended — rival claimants, or a shared thronethis entry

Reigned 1947 – 1972 · 25 years · came to it aged 48

Came to it: the child of the ruler before, on record
Left it: died in officeWikidata's manner of death: natural causes; pneumonia

Also in the line of Denmark (64th of 66) and Danish overseas colonies (1st of 1).

Open in the atlas

Frederik IX in the atlas: the article, every line they sat in, and the map in their years.
Analyse the succession of Danish Realm: every reign, how each ended, and the numbers over them.
States of Europe, and every state with a page.

Wikidata Q151312 (CC0) · the reigns from Wikidata's P39 terms, the rulers' own articles read by grammar (sentences quoted above, CC BY-SA 4.0) and Kokkonen & Sundell where they code the line · data built 2026-10-06 · Pastlas v2.9.1, by Oleh Voronko. The published atlas and its data are for non-commercial use.