Henry IX, Duke of Bavaria
| Henry IX | |
|---|---|
| Duke of Bavaria | |
Henry IX and his wife Wulfhilde, Historia Welforum (12th century) | |
| Born | 1075 |
| Died | 13 December 1126 (aged 50–51) Ravensburg, Swabia |
| Burial | |
| Spouse | Wulfhilde of Saxony |
| Issue | Judith Conrad Henry X the Proud Welf VI Sophia |
| House | Welf |
| Father | Welf I, Duke of Bavaria |
| Mother | Judith of Flanders |
Henry IX (c. 1075 – 13 December 1126), also known as Henry the Black (German: Heinrich der Schwarze), was a member of the House of Welf and Duke of Bavaria from 1120 until his death.