Robert Stewart, Viscount Castlereagh

Parents

• Sarah Seymour
• Robert Stewart, 1st Marquess of Londonderry

Children

Siblings

• Charles Vane, 3rd Marquess of Londonderry
• Lady Emily Stewart
• Lady Selina Stewart
• Octavia Stewart
• Lady Matilda Stewart
• Lady Selina Stewart
• Lady Georgiana Stewart
• Frances Stewart
• Lady Caroline Stewart

Partners

• Amelia Stewart, Viscountess Castlereagh