The Duchess of Marlborough | |
|---|---|
 | |
| Born | c. 1713 |
| Died | 7 October 1761 (aged 47–48) |
| Spouse(s) | |
| Issue | Lady Diana Beauclerk Elizabeth Herbert, Countess of Pembroke and Montgomery George Spencer, 4th Duke of Marlborough Lord Charles Spencer Lord Robert Spencer |
| Father | Thomas Trevor, 2nd Baron Trevor |
Elizabeth Spencer, Duchess of Marlborough (née Trevor; c. 1713 – 7 October 1761) was the wife of Charles Spencer, 3rd Duke of Marlborough.