James Duncombe

Parents

• Mabel Graham
• William Duncombe, 1st Earl of Feversham

Children

Siblings

• Lady Ulrica Duncombe
• Lady Mabel Duncombe
• Lady Hermione Duncombe
• Helen Vincent, Viscountess D'Abernon
• Hubert Duncombe
• William Duncombe, Viscount Helmsley