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| YEAR | DATE | EVENT | HEAD OF STATE |
| 887 | VisCounty - dinasty Limoges | vicomte Foucher | |
| xxx | vicomte Adalbert | ||
| 914 | vicomtes Hidelgaire | ||
| 934 | vicomte Renaud | ||
| 963 | vicomte Girard | ||
| 1000 | vicomte Guy I | ||
| 1025 | vicomte Ademar I | ||
| 1036 | vicomte Guy II | ||
| 1052 | vicomte Ademar II | ||
| 1090 | vicomte Ademar III | ||
| 1117 | vicomte Ademar III and Guy III | ||
| 1124 | vicomte Ademar III | ||
| 1139 | vicomte Ademar IV and Guy IV | ||
| 1148 | vicomte Boson Ademar V | ||
| 1199 | vicomte Guy V | ||
| 1230 | vicomte Guy VI | ||
| 1263 | vicomtes Marie | ||
| 1291 | dinasty Bretagne | vicomte Arthur duke of Bretagne | |
| 1301 | vicomte John I duke of Bretagne (I) | ||
| 1314 | vicomte Guy VII earl of Penthievre | ||
| 1317 | vicomtes Isabelle | ||
| 1328 | vicomte John I duke of Bretagne (II) | ||
| 1341 | vicomtes Jeanne earles of Penthievre | ||
| 1384 | vicomte John II earl of Penthievre | ||
| 1404 | vicomte Oliver earl of Penthievre | ||
| 1433 | vicomte John III earl of Penthievre | ||
| 1454 | vicomte William earl of Perigord | ||
| 1455 | vicomtes Francoise | ||
| 1481 | dinasty Albret | vicomte Alan duke of Albret | |
| 1522 | Union to Duchy of Albret |