| YEAR | DATE | EVENT | HEAD OF STATE |
| 1069 | Lordship - dinasty Coucy | Sire Enguerrando I | |
| 1118 | Sire Tommaso | ||
| 1131 | Sire Enguerrando II | ||
| 1147 | Sire Raoul I | ||
| 1191 | Sire Enguerrando III | ||
| 1243 | Sire Raoul II | ||
| 1250 | Sire Enguerrando IV | ||
| 1310 | dinasty Gent | Sire Enguerrando V | |
| 1321 | Sire Guglielmo | ||
| 1335 | Sire Enguerrando VI | ||
| 1344 | Sire Enguerrando VII earl of Soissons | ||
| 1398 | Sire Maria earles of Soissons | ||
| 1404 | Union to Kingdom of France |