Ruler · 1882 – 1975

Éamon de Valera

Lived 1882 – 1975; mathematician, politician, diplomat. President of the Executive Council of the Irish Free State (Irish Free State), 1932 – 1937; also in the line of Republic of Ireland and Irish Republic.

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

Lived: 1882 – 1975; 93 years
In office: 14 years; one reign
Lines: 3; states
Left it: left office alive; read off the dates alone

President of the Executive Council of the Irish Free State

Irish Free State · the 3rd of 5 dated reigns · 1910 – 1937

George V1910 – 1927

W. T. Cosgrave1922 – 1932

Éamon de Valera1932 – 1937

Edward VIII1936

George VI1936 – 1937

left alive by a regular roada second row: a reign that began before the last had ended — rival claimants, or a shared thronethis entry

Reigned 1932 – 1937 · 5 years · came to it aged 50

Left it: left office aliveread off the dates alone: the term ends in 1937; they died in 1975

Also in the line of Republic of Ireland (3rd of 10) and Irish Republic (2nd of 4).

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Éamon de Valera in the atlas: the article, every line they sat in, and the map in their years.
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Wikidata Q173347 (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.