Muriel Evelyn Kathleen Cockburn (died 1952) (d. 1952) Parents George William Cockburn Emily Sarah Cleugh Children Katherine Theodosia Sinclair Siblings Donald Graham Cockburn William Alexander Crawford Cockburn Kathleen Beatrice Melita Cockburn Ronald Abercromby Cockburn Constance Anne Cleugh Cockburn Violet Selina Margaret Cockburn Ethel Marie Louise Cockburn Charles Edward Stuart Cockburn Partners John Houston Sinclair