Bolko IV of Opole
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.