Casimir II the Just
High Duke of Poland (1138-1194) · Poland · On the map · Politicians · Died at 56
Casimir II the Just was Duke of Wiślica in Lesser Poland from 1166 to 1173, and Duke of Sandomierz from 1173 onward.
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A typical day, 30 days to 17 September 2026
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Polish acquisitions of Casimir:
.mw-parser-output .legend{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .legend-color{display:inline-block;min-width:1.25em;height:1.25em;line-height:1.25;margin:1px 0;text-align:center;border:1px solid black;background-color:transparent;color:black}.mw-parser-output .legend-text{} Duchy of Wiślica (1166)
Duchy of Sandomierz (1173), Seniorate Province at Kraków with Łęczyca Land (1177), Duchy of Masovia (1186), Drohiczyn (1191)
Gniezno and Kalisz, conquered by Mieszko in 1181
Greater Poland (Poznań) and Silesia (Wrocław)
Casimir II by Jan Matejko, 19th century
Assembly of nobles at Łęczyca in 1180, known colloquially as the "first Polish parliament", painting by Jan Matejko from 1888
Casimir II Just (center) and Helena of Znojmo (right) depicted on the "Slab of Orants", a gypsum panel at the Collegiate Basilica in WiślicaAbout this person
In 1177, he became ruler of the Polish Seniorate Province at Kraków and thereby High Duke of Poland - a position he held until his death, though briefly interrupted by his elder brother and predecessor, Mieszko III.
