| Catherine Charlotte de Gramont | |
|---|---|
 | |
| Princess consort of Monaco | |
| Tenure | 10 January 1662 – 4 June 1678 |
| Born | 1639 |
| Died | 4 June 1678 (aged 38–39) Palais Royal, Paris, France |
| Spouse | Louis I, Prince of Monaco |
| Issue Detail |
|
| House | Gramont (by birth) Grimaldi (by marriage) |
| Father | Antoine de Gramont |
| Mother | Françoise Marguerite du Plessis |
Catherine Charlotte de Gramont (French pronunciation: [katʁin ʃaʁlɔt də ɡʁamɔ̃]; 1639 – 4 June 1678) was Princess of Monaco from 1662 to 1678 as the consort of Prince Louis I, and was once a mistress of Louis XIV of France in 1666.