|
|
| YEAR | DATE | EVENT | HEAD OF STATE |
| 1042 | Count - dinasty Hauteville | earl Guglielmo | |
| 1046 | earl Drogone | ||
| 1051 | 10 august | earl Umfredo | |
| 1056 | earl Roberto duke of Calabria | ||
| 1059 | Duchy | duke Roberto duke of Calabria |
|
| YEAR | DATE | EVENT | HEAD OF STATE |
| 1064 | |||
| 1085 | 17 july | duke Boemondo |
|
| YEAR | DATE | EVENT | HEAD OF STATE |
| 1088 | duke Ruggero duke of Calabria | ||
| 1101 | 22 february | duke Guglielmo I |
|
| YEAR | DATE | EVENT | HEAD OF STATE |
| 1127 | 30 july | duke Guglielmo II | |
| 1130 | 25 december | Union to Kingdom of Napoli |