Ruler · 1519 – 1574
Cosimo I de' Medici
Lived 1519 – 1574; statesperson, politician. Grand Duke of Grand Duchy of Tuscany, 1569 – 1574. The atlas files them under Republic of Florence.
Wikidata's English label: Cosimo I de' Medici, Grand Duke of Tuscany.
For the full story, the article on Wikipedia (CC BY-SA 4.0); this page holds what the record says of the reign.
- Lived
- 1519 – 1574
- 55 years
- In office
- 5 years
- one reign
- Lines
- 1
- Grand Duchy of Tuscany
- Left it
- ending not on record
- nothing on record
Grand Duke
Grand Duchy of Tuscany · the 1st of 2 dated reigns · 1569 – 1860
Cosimo I de' Medici1569 – 1574
Reigned 1569 – 1574 · 5 years
- Came to it
- inherited
- Left it
- ending not on recordnothing on record: no death date to read the end against
Cosimo I succeeded his cousin to the duchy.
Open in the atlas
- Cosimo I de' Medici in the atlas: the article, every line they sat in, and the map in their years.
- Analyse the succession of Grand Duchy of Tuscany: every reign, how each ended, and the numbers over them.
- States of Europe, and every state with a page.
Wikidata Q48547 (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.