Major, The Right Honourable Roderick Grant Francis [Blunt] Mackenzie, MC, TD 4th Earl of Cromartie, Chief of the Clan MacKenzie (1904 - 1989). Roderick Grant Francis Mackenzie, 4th Earl of Cromartie was born on 24 October 1904.1 He was the son of Lt.-Col. Edward Walter Blunt-Mackenzie and his wife Sibell Lilian Sutherland-Leveson-Gower, Countess of Cromartie. He was baptised on 2 December 1904 at Adderbury Church, Oxfordshire, England. He married, firstly, Dorothy Downing, daughter of Grant Butler Downing, on 11 March 1933. He and Dorothy Downing were divorced in 1945. Mackenzie married, secondly, Olga Laurence, daughter of Stuart Laurence and unknown Ziv, on 30 January 1947. He and Olga Laurence were divorced in 1962. Mackenzie married, thirdly, Lilias Janet Garvie Macleod, daughter of Professor James Walter Macleod, on 1 December 1962.1 He died on 13 December 1989 at age 85. Mackenzie was given the name of Roderick Grant Francis Blunt-Mackenzie at birth. He was styled as Viscount Tarbat between 1904 and 1962. He was educated at Charterhouse School, Godalming, Surrey, England. He was commissioned in 1924, in the 1st Battalion, The Seaforth Highlanders. He was educated at Royal Military College, Sandhurst. He fought on the North-West Frontier in 1925 and again between 1930 and 1931.2 Mackenzie held the office of Justice of the Peace for Ross and Cromarty in 1937. He fought in the Second World War, as a major where he became a POW in 1940. He was awarded the Military Cross in 1945. He succeeded as the 4th Baron Macleod of Castle Leod, co. Cromartie [U.K., 1861] on 20 May 1962.1 He succeeded as the 4th Baron Castlehaven, of Castlehaven, co. Cromartie [U.K., 1861] on 20 May 1962. He succeeded as the 4th Earl of Cromartie [U.K., 1861] on 20 May 1962. He succeeded as the 4th Viscount Tarbat, of Tarbat, co. Cromartie [U.K., 1861] on 20 May 1962.1 He held the office of Member of the Ross and Cromarty County Council in 1964. He was awarded the Territorial Decoration in 1964. He held the office of Sheriff of Ross and Cromarty. He was appointed Fellow, Society of Antiquaries of Scotland (F.S.A. Scot.) He held the position of Chief of the Clan Mackenzie. In 1979 his name was legally changed to Roderick Grant Francis Mackenzie.