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| YEAR | DATE | EVENT | HEAD OF STATE |
| 1394 | Lordship Fieschi | sire Pierluca I and Innocenzo | |
| 14xx | sire Innocenzo | ||
| 1492 | sire Luigi II conte of Masserano | ||
| 1522 | sire Pierluca II conte of Masserano | ||
| 1554 | Union to Principality of Piemonte | ||
| 1576 | Marquisate - dinasty Ferrero | marquois Besso marquois of Masserano | |
| 1584 | marquois Francesco Filiberto prince of Masserano | ||
| 1629 | marquois Paolo-Besso prince of Masserano | ||
| 1667 | marquois Francesco Lodovico prince of Masserano | ||
| 1685 | marquois Carlo-Besso prince of Masserano | ||
| 1720 | marquois Vittorio Amedeo prince of Masserano | ||
| 1743 | marquois Vittorio Filippo prince of Masserano | ||
| 1767 | 20 march | Union to Principality of Piemonte |