The Duke of Northumberland | |
|---|---|
 Portrait by Allan Warren, 1997 | |
| Tenure | 31 October 1995 – present |
| Predecessor | Henry Percy |
| Other titles | Lord Ralph Percy |
| Born | Ralph George Algernon Percy 16 November 1956 Alnwick, Northumberland[1] |
| Nationality | British |
| Residence | Alnwick Castle |
| Spouse(s) | |
| Issue | Lady Catherine Percy George Percy, Earl Percy Lady Melissa Trafelet Lord Max Percy |
| Heir | George Percy, Earl Percy |
| Parents | Hugh Percy, 10th Duke of Northumberland Lady Elizabeth Montagu Douglas Scott |
Ralph George Algernon Percy, 12th Duke of Northumberland, DL (born 16 November 1956), styled Lord Ralph Percy until 1995, is a British hereditary peer and rural landowner and current head of the House of Percy.