| House of Hohenzollern | Reign | % Correct |
|---|---|---|
| Wilhelm II | 1888 - 1918 (also German Emperor) | 96%
|
| Wilhelm I | 1861 - 1888 (also German Emperor from 1871) | 94%
|
| Frederick I | 1688 - 1713 (king from 1701) | 93%
|
| Frederick II the Great | 1740 - 1786 | 91%
|
| Friedrich III | 1888 (also German Emperor) | 89%
|
| Frederick William the Great Elector | 1640 - 1688 | 71%
|
| Frederick William I | 1713 - 1740 | 62%
|
| Frederick William II | 1786 - 1797 | 61%
|
| Frederick William III | 1797 - 1840 | 55%
|
| Frederick William IV | 1840 - 1861 | 53%
|
| Albert | 1525 - 1568 | 36%
|
| George William | 1619 - 1640 | 22%
|
| John Sigismund | 1618 - 1619 | 20%
|
| Albert Frederick | 1568 - 1618 | 16%
|