Cynthia Postan

British horticulturalist (1918–2017)

Parents

• Lady Judith Wynn-Carington
• Walter Keppel, 9th Earl of Albemarle

Children

• Alexander Henry Keppel Postan
• Basil David Postan

Siblings

• Derek Keppel, Viscount Bury
• Lady Cecilia Keppel
• Richard Keppel
• Walter Keppel
• Lady Anne-Louise Keppel

Partners

• Michael Postan