| Ruler | Country | Start of Reign | Age at 1100 |
| William II | England | 1087 | 43 |
| 1100 Aug | William buried at Winchester  | | 1100 Aug 2 | William II (Rufus) is killed while hunting  |
|
| Henry I | England | 1100 | 32 |
| 1100 | Carisbrooke Castle given to de Redvers  | | 1100 Aug 2 | William II (Rufus) is killed while hunting  | | 1100 Aug 5 | Henry I succeeds  | | 1100 Nov 11 | Henry I marries Matilda of Sctoland  | | 1101 | Arundel Castle siege  | | 1101 Feb | Robert attempts to take the Crown  | | 1101 Apr 2 | Henry I appoints Roger, a Norman Monk, as Chancellor  | | 1101 Jul | The Treaty of Alton  | | 1102 | Henry captures castle at Bridgnorth  | | 1102 | Earl Robert of Belleme  | | 1103 | Crops do badly  | | 1103 | Henry let off paying Robert of Normandy  | | 1105 | Henry attacks his brother  | | 1106 Sep 28 | Henry attacks his brother again  |
|
| Edgar | Scotland | 1097 | ? |
| 1100 Nov 11 | Henry I marries Matilda of Sctoland  | | 1107 Jan 8 | Alexander I becomes king of the Scots  |
|
| Alexander I | Scotland | 1107 | ? |
| 1107 | Alexander I becomes King of the Scots  | | 1107 Jan 8 | Alexander I becomes king of the Scots  |
|
| Philip I | France | 1060 | ? |
| 1108 | Louis VI becomes King of France  |
|
| Louis VI | France | 1108 | ? |
| 1108 | Louis VI becomes King of France  |
|