| YEAR | DATE | EVENT | HEAD OF STATE |
| 1208 | Lordship - dinasty Egmond | ||
| 1486 | Count | earl John I | |
| 1516 | earl John II | ||
| 1528 | earl Carlo I | ||
| 1541 | earl Lamoral I | ||
| 1568 | earl Filippo | ||
| 1590 | earl Lamoral II | ||
| 1617 | earl Carlo II | ||
| 1620 | earl Luigi | ||
| 1654 | earl Filippo Luigi | ||
| 1682 | earl Francesco | ||
| 1707 | Union to United Provence |