| Longevity | Country | House | % Correct |
|---|---|---|---|
| 118 years | England, Wales and Ireland | Tudor | 94%
|
| 112 years | Great Britain and Ireland | Windsor | 94%
|
| 122 years | England, Wales, Scotland and Ireland | Stuart | 66%
|
| 187 years | Great Britain and Ireland | Hanover | 60%
|
| 62 years | England and Wales | Lancaster | 54%
|
| 65 years | Scotland | Bruce | 49%
|
| 183 years | England and Wales | Plantagenet | 49%
|
| 24 years | England and Wales | York | 49%
|
| 13 years | England, Wales, Scotland and Ireland | Orange | 46%
|
| 69 years | England | Normandy | 34%
|
| 19 years | England | Blois | 23%
|
| 9 years | Great Britain and Ireland | Saxe-Coburg-Gotha | 20%
|
| 196 years | Scotland | Stewart | 17%
|
| 238 years | England | Wessex | 17%
|
| 4 years | Scotland | Balliol | 11%
|
| 7 years | England | Denmark | 11%
|
| 72 years | England | Angevin | 9%
|
| 232 years | Scotland | Canmore | 9%
|
| 24 years | Scotland | Dunkeld | 9%
|
| 457 years | Wales | Gwynedd | 6%
|
| 191 years | Scotland | Aplin | 3%
|