Winifred Maxwell, Countess of Nithsdale Jacobite aristocrat (1672–1749) Parents William Herbert, 1st Marquess of Powis Elizabeth Herbert, Marchioness of Powis Children William Maxwell, Earl of Nithsdale Lady Anne Maxwell Siblings Lucy Herbert William Herbert, 2nd Marquess of Powis Lady Anne Herbert Lady Mary Herbert Frances Mackenzie, Countess of Seaforth Lady Catherine Herbert Partners William Maxwell, 5th Earl of Nithsdale
