| Years | First Ruler | Last Ruler | House | % Correct |
|---|---|---|---|---|
| 1485–1603 | Henry VII | Elizabeth I | House of Tudor | 91%
|
| 1917– | George V | ? | House of Windsor | 91%
|
| 1603–1649, 1660–1714 | James I | Anne | House of Stuart | 67%
|
| 1461–1470, 1471–1485 | Edward IV | Richard III | House of York | 64%
|
| 1399–1461, 1470–1471 | Henry IV | Henry VI | House of Lancaster | 60%
|
| 1714–1901 | George I | Victoria | House of Hanover | 56%
|
| 1216–1399 | Henry III | Richard II | House of Plantagenet | 51%
|
| 1066–1135 | William I | Henry I | House of Normandy | 48%
|
| 1901–1917 | Edward VII | Edward VII | House of Saxe-Coburg and Gotha | 40%
|
| 1135–1154 | Stephen | Stephen | House of Blois | 29%
|
| 1154–1216 | Henry II | John | House of Anjou | 28%
|