Lady Mary Seymour

Countess of Winchelsea (d. 1672)

Parents

• William Seymour, 2nd Duke of Somerset
• Frances Seymour, Duchess of Somerset

Children

• William Finch, Viscount Maidstone
• Frances Finch
• Heneage Finch, 5th Earl of Winchilsea

Siblings

• Frances Darcy, Countess of Holderness
• Lady Jane Seymour
• Henry Seymour, Lord Beauchamp
• John Seymour, 4th Duke of Somerset
• William Seymour, Lord Beauchamp
• Robert Seymour, Lord Beauchamp
• unknown Seymour

Partners

• Heneage Finch, 3rd Earl of Winchilsea