| YEAR | DATE | EVENT | HEAD OF STATE |
| 511 | 27 november | Kingdom - dinasty Merovigi | king Clotario I |
| 561 | 10 november | king Chilperico I | |
| 584 | september | Union to Kingdom of France | |
| 886 | Count - dinasty Carolingi | earl Eriberto I | |
| 907 | earl Eriberto II | ||
| 943 | x | ||
| 10.. | earl Rinaldo I | ||
| 1057 | earles Adele | ||
| 1076 | earl Rinaldo II | ||
| 1084 | earl John I | ||
| 1115 | earl Rinaldo III | ||
| 1141 | dinasty Nesle | earl Ives II | |
| 1178 | earl Conn | ||
| 1180 | earl Raoul I | ||
| 1235 | earl John II | ||
| 1272 | earl John III | ||
| 1286 | earl John IV | ||
| 1302 | earl Ugo | ||
| 1306 | earles Margherita | ||
| 1350 | dinasty Avesnes | earles Giovanna I | |
| 1397 | dinasty Gand | earl Euguemando VII | |
| 1398 | earles Maria I | ||
| 1404 | earles Isabella | ||
| 1411 | dinasty Bar | earl Roberto | |
| 1415 | earles Giovanna II | ||
| 1462 | dinasty Luxemburg | earl John V | |
| 1476 | earl Pietro II | ||
| 1483 | earles Maria II | ||
| 1546 | dinasty Borbone | earl John VI | |
| 1557 | dinasty Borbone-Conde' | earl Luigi I | |
| 1569 | earl Carlo | ||
| 1641 | earl Luigi II | ||
| 1641 | earles Maria III | ||
| 1692 | Union to Kingdom of France |