Category:Siemowit, Duke of Bytom

**Siemowit of Bytom**
	Duke of Bytom during 1312–1316 and Duke of Gliwice from 1340 until his death
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Date of birth	1292 (statement with Gregorian date earlier than 1584)
Date of death	14th century (after 1342)
Occupation	aristocrat;
Noble title	duke;
Family	Silesian Piasts;
Father	Casimir of Bytom;
Mother	Helena;
Sibling	Bolesław of Toszek; George of Bytom;
Authority file
	Q199059;
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Subcategories

This category has only the following subcategory.