| # | First | DUKEDOM (Duke of ......) | % Correct |
|---|---|---|---|
| 8 | 1385 | York | 91%
|
| 2 | 1801 | Sussex | 84%
|
| 5 | 1664 | Cambridge | 83%
|
| 3 | 1337 | Cornwall * | 81%
|
| 3 | 1710 | Kent | 78%
|
| 3 | 1726 | Edinburgh | 75%
|
| 4 | 1397 | Norfolk | 69%
|
| 5 | 1385 | Gloucester | 67%
|
| 1 | 1874 | Westminster | 52%
|
| 3 | 1551 | Northumberland | 51%
|
| 1 | 1694 | Devonshire | 47%
|
| 5 | 1443 | Somerset | 45%
|
| 1 | 1701 | Argyll | 38%
|
| 1 | 1719 | Manchester | 38%
|
| 1 | 1702 | Marlborough | 38%
|
| 1 | 1814 | Wellington | 38%
|
| 1 | 1398 | Rothesay * | 37%
|
| 2 | 1889 | Fife | 33%
|
| 1 | 1703 | Rutland | 32%
|
| 6 | 1414 | Bedford | 31%
|
| 1 | 1833 | Sutherland | 29%
|
| 4 | 1525 | Richmond | 28%
|
| 1 | 1685 | St. Albans | 25%
|
| 1 | 1643 | Hamilton | 24%
|
| 1 | 1682 | Beaufort | 21%
|
| 2 | 1684 | Gordon | 20%
|
| 1 | 1703 | Atholl | 19%
|
| 1 | 1691 | Leinster | 19%
|
| 1 | 1868 | Abercorn | 18%
|
| 2 | 1663 | Buccleuch | 18%
|
| 2 | 1488 | Montrose | 18%
|
| 1 | 1675 | Grafton | 17%
|
| 1 | 1707 | Roxburghe | 15%
|
| 1 | 1664 | Queensberry | 13%
|
| 1 | 1711 | Brandon | 11%
|
| 2 | 1581 | Lennnox | 2%
|