| Marie de Valois | |
| Countess of Taillebourg | |
| Full Name: | Marie Marguerite de Valois |
| Birth Date: | 1444 |
| Spouse: | Olivier de Coétivy, Count of Taillebourg |
| Father: | Charles VII of France |
| Mother: | Agnès Sorel |
| Noble Family: | Valois |
Marie Marguerite de Valois (1444–1473) was the illegitimate daughter of King Charles VII of France and his mistress Agnès Sorel.
She had two sisters, Charlotte de Valois (1446–1477) and Jeanne de Valois (born 1448).
Marie married Olivier de Coétivy, Count of Taillebourg.