Charles Vane, 3rd Marquess of Londonderry British soldier, politician and nobleman (1778-1854) (1778–1854) Parents Frances Stewart Robert Stewart, 1st Marquess of Londonderry Children Frederick Stewart, 4th Marquess of Londonderry Lady Adelaide Vane Lord Ernest Vane-Tempest Lady Alexandrina Vane George Vane-Tempest, 5th Marquess of Londonderry Lord Adolphus Vane-Tempest Frances Anne Spencer-Churchill, Duchess of Marlborough Siblings Lady Emily Stewart Octavia Stewart Lady Georgiana Stewart Frances Stewart Robert Stewart, Viscount Castlereagh Lady Caroline Stewart Lady Selina Stewart Lady Matilda Stewart Lady Selina Stewart Partners Frances Vane, Marchioness of Londonderry Lady Catherine Bligh
