| Catherine of Thouars | |
|---|---|
| Baroness consort of Vitré | |
| Born | 1201 |
| Died | 1237/1240 |
| Spouse | Andrew III, Baron of Vitré |
| Issue | Philippa, Baroness of Vitré Eustachie of Vitré Alix of Vitré |
| House | Thouars |
| Father | Guy of Thouars |
| Mother | Constance, Duchess of Brittany |
Catherine of Thouars was the daughter of Constance, suo jure Duchess of Brittany and Countess of Richmond, and her third husband Guy of Thouars. She was the first wife of Andrew III, Baron of Vitré.