| Winifred Maxwell | |
| Countess of Nithsdale | |
| More: | no |
| Noble Family: | Herbert (by birth) Maxwell (by marriage) |
| Father: | William Herbert, 1st Marquess of Powis |
| Mother: | Lady Elizabeth Somerset |
| Birth Name: | Winifred Herbert |
| Birth Date: | c. 1680 |
| Death Place: | Rome, Italy |
| Religion: | Roman Catholic |
| Website: | | module = } |