Susan Steuart Menzies (1933-2022) (1933–2022) Parents Sybil Boulton Ronald Steuart Menzies of Menzies Children David Alexander Leslie-Melville, Lord Balgonie Archibald Ronald Leslie-Melville Lady Jane Catherine Leslie-Melville Siblings David Menzies of Menzies Mariota Steuart Menzies Jean Steuart Menzies Partners Alexander Leslie-Melville, 14th Earl of Leven