Lady Margaret Helen Sinclair

Parents

• James Augustus Sinclair, 16th Earl of Caithness
• Janet Macleod

Children

Siblings

• Lady Mary Jessie Sinclair
• Lady Meredith Isabel Sinclair
• Lady Euphemia Wilhelmina Sinclair
• Charles Augustus Sinclair
• George Arthur Sinclair
• John Sutherland Sinclair, 17th Earl of Caithness
• Norman Macleod Buchan of Auchmacoy, 18th Earl of Caithness