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Bolko IV | |
|---|---|
| Duke of Strzelce, Niemodlin, Opole | |
 Coat-of-arms of Upper Silesia (Opole, Strzelce, Niemodlin, etc) | |
| Born | 1363/67 |
| Died | 6 May 1437 |
| Noble family | Silesian Piasts of Opole |
| Spouse(s) | Margareta (of Görz?) |
| Issue | Bolko V the Hussite Jan I of Opole Margareta of Opole Henry Nicholas I of Opole |
| Father | Bolko III of Strzelce |
| Mother | Anna (of Oświęcim?) |
Bolko IV of Opole (Polish: Bolko IV opolski; 1363/67 – 6 May 1437), was a Duke of Strzelce and Niemodlin during 1382–1400 (with his brothers as co-rulers), Duke of Opole from 1396 (until 1400 with his brother as co-ruler, except Olesno).
He was the second son of Duke Bolko III of Strzelce by his wife Anna, probably daughter of Duke Jan I of Oświęcim.