| Prince William Henry | |
|---|---|
_-_William_Henry,_Duke_of_Gloucester_(1743-1805)_-_RCIN_402458_-_Royal_Collection._(Cropped).jpg) Prince William Henry, c. 1800 | |
| Duke of Gloucester and Edinburgh | |
| Tenure | 19 November 1764 – 25 August 1805 |
| Successor | William Frederick |
| Born | 25 November 1743 Leicester House, Westminster |
| Died | 25 August 1805 (aged 61) Gloucester House, Westminster |
| Burial | 4 September 1805 |
| Spouse | |
| Issue | Princess Sophia Princess Caroline Prince William Frederick |
| House | Hanover |
| Father | Frederick, Prince of Wales |
| Mother | Princess Augusta of Saxe-Gotha |
| Signature |  |
| Military career | |
| Allegiance |  Kingdom of Great Britain United Kingdom |
| Service |  British Army |
| Years of service | 1766–1805 |
| Rank | Field Marshal |
| Commands | GOC Northern District |
Prince William Henry, Duke of Gloucester and Edinburgh (25 November 1743 – 25 August 1805), was a grandson of George II and a younger brother of George III of the United Kingdom.