Harold William Addington

Parents

• William Addington, 3rd Viscount Sidmouth
• Georgiana Susan Pellew

Children

Siblings

• unknown daughter Addington
• Herbert Hiley Stafford Addington
• Francis Charles Bathurst Addington
• Mabel Addington
• Gerald Anthony Pellew Bagnall Addington, 4th Viscount Sidmouth
• Alice Mary Addington
• Ursula Georgiana Addington
• Eveline Addington

Partners

• Constance Clairmonte