Robert Bertie, 4th Duke of Ancaster and Kesteven
The Duke of Ancaster and Kesteven  | |
|---|---|
portrait by Richard Cosway  | |
| 4th Duke of Ancaster and Kesteven | |
| Reign | 1778–1779 | 
| Predecessor | Peregrine Bertie, 3rd Duke of Ancaster and Kesteven | 
| Successor | Brownlow Bertie, 5th Duke of Ancaster and Kesteven | 
| Born | 17 October 1756 Grimsthorpe  | 
| Died | 8 July 1779 (aged 22) Grimsthorpe  | 
| Cause of death | Scarlet fever | 
| Buried | 22 July 1779 Edenham  | 
| Noble family | Bertie | 
| Issue | Susan | 
| Father | Peregrine Bertie, 3rd Duke of Ancaster and Kesteven | 
| Mother | Mary Panton | 
Robert Bertie, 4th Duke of Ancaster and Kesteven, PC (17 October 1756 – 8 July 1779), styled Lord Robert Bertie until 1758 and Marquess of Lindsey between 1758 and 1778, was a British peer.