Mieszko's only son, of age to fight and ride with his father.
No land of his own is attested before he succeeds in 1211 (he will give Racibórz and Opole their first town privileges, Racibórz in 1217).
Who he is
- Name
- Casimir (Kazimierz), later Casimir I of Opole
- Title
- Heir of Racibórz
- Born
- About 1179/80; about 20 on 1 January 1200
- Family
- Only son of Mieszko Tanglefoot and Ludmila; unmarried in 1200 (his wife Viola is later).
- Confidence
- medium
en.wikipedia (Mieszko I Tanglefoot)
Overlord
His father
What it holds
- No land of his own is attested
How things stand that morning
At his father's court.
Places of note
- Racibórz: His father's court
Where the sources disagree
Evidence: Birth year approximate.
On the map: No land of his own.
Primary sources for Racibórz (Mieszko Tanglefoot)
Chronicles, registers, sagas and inscriptions written in or near 1200 that cover this entry. Each has its own page with editions, translations and where to read it.
- Chronicle of the Poles, by Master Vincent (Wincenty Kadłubek), Wincenty Kadłubek (about 1190 to 1208). Book 4 is a contemporary's account of the fight for the senior throne of Kraków. Read online
- The annals of the Kraków chapter and the other Polish annals (kept from the 11th century; the Kraków chapter annals continued to 1266). Short dated entries that fix the chronology Kadłubek blurs: the deaths of dukes and bishops, Mieszko the Old's captures of Kraków, Prussian raids on Masovia, church consecrations. Read online
Sources and studies
Last revised 4 November 2026. Published 4 November 2026. Suggest a correction on the OMNIA Discord.