Heinrich XIX, Prince Reuss of Greiz
| Heinrich XIX | |
|---|---|
| Prince Reuss of Greiz | |
| Reign | 29 January 1817 to 31 October 1836 |
| Born | 1 March 1790 Offenbach, Grand Duchy of Hesse |
| Died | 31 October 1836 (aged 46) Greiz, Reuss Elder Line |
| Spouse | Princess Gasparine of Rohan-Rochefort |
| Issue | Louise Caroline, Princess Reuss of Köstritz Elisabeth, Princess of Fürstenberg |
| House | House Reuss of Greiz |
| Father | Heinrich XIII, Prince Reuss of Greiz |
| Mother | Princess Wilhelmine Louise of Nassau-Weilburg |
Heinrich XIX, Prince Reuss of Greiz (German: Heinrich XIX Fürst Reuß zu Greiz; 1 March 1790 – 31 October 1836) was Prince Reuss of Greiz from 1817 to 1836.