John IV, Duke of Krnov | |
|---|---|
| Born | c. 1440 |
| Died | 1483 Wodzisław Śląski |
| Noble family | Přemyslids |
| Father | Nicholas V, Duke of Krnov |
| Mother | Margaret Clemm of Ellguth |
John IV, Duke of Krnov (also known as John IV of Opava-Racibórz or John the Elder; Czech: Jan IV. Krnovský; German: Johann IV. von Jägerndorf or Johann III. von Troppau-Ratibor;[note 1] c. 1440–1483 in Wodzisław Śląski) was a member of the Opavian branch of the Bohemian Přemyslid dynasty. He was Duke of Krnov from 1452 to 1474 and Duke of Wodzisław Śląski from 1464 until his death.
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