Olivier de Clisson, Olivier IV de Clisson, | |
|---|---|
| Breton Lord and Knight | |
 Coat of Arms Clisson Family | |
| Born | around 1300 Château de Clisson, Brittany |
| Died | 2 August 1343 Paris |
| Nationality | Breton |
| Noble family | de Clisson |
| Spouse(s) | Blanche de Bouville Jeanne de Belleville (Lioness of Brittany) |
| Issue | Jean de Clisson, Isabeau de Clisson, Maurice de Clisson, Olivier V, Guillaume de Clisson, Jeanne de Clisson |
| Father | Olivier III de Clisson |
| Mother | Isabelle de Craon |
Olivier IV de Clisson (1300–1343), was a Breton Marche Lord and knight who became embroiled in the intrigue of Vannes and was subsequently executed by the King of France for perceived treason. He was the husband of Jeanne de Clisson who eventually became known as the Lioness of Brittany.