Sir Ronald Norman John Charles Udny Sinclair of Dunbeath, 8th Bt.

8th Baronet of Dunbeath(1899-1952) (1899–1952)

Parents

• Edith Lilian Hamilton

Children

• Susan Cunliffe-Lister, Countess of Swinton

Siblings

• Alexander Robert Sinclair

Partners

• Reba Blair Inglis