Category:John I, Duke of Opole

**Jan I of Opole**
	Polish nobleman
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Name in native language	Jan I Opolski;
Date of birth	1410s
Date of death	1439
Occupation	aristocrat;
Noble title	duke;
Family	Silesian Piasts;
Father	Bolko IV of Opole;
Mother	Margareta of Görz;
Sibling	Nicholas I of Opole; Bolko V the Hussite; Margareta of Opole;
Spouse	Q10826212;
Authority file
	Q1906957;
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