Roderick Mackenzie, 4th Earl Cromartie

Roderick Grant Francis Blunt-Mackenzie, 4th Earl of Cromartie, (24 October 1904 – 13 December 1989) was a Scottish soldier and peer. In 1979, he was recognised as the chief of Clan Mackenzie.

Ancestry and early life Blunt-Mackenzie was born on 24 October 1904 and was baptised on 2 December 1904 at Adderbury Church, Oxfordshire. Styled Viscount Tarbat from birth, he was the eldest son of Lady Sibell Lilian Mackenzie, suo jure Countess of Cromartie and Lt.-Col. Edward Walter Blunt DL. and was known for her semi-clad dancing for the "shilling seats" of theatres in 1910 which incurred the displeasure of Edward VII, who considered it unsuitable behaviour for a noblewoman, leading her to be barred from Court. His father was the eldest son of Maj.-Gen. Charles Harris Blunt of Adderbury Manor (the grandson of Walter Blunt, a younger son of Sir Henry Blunt, 2nd Baronet) and the former Mary Augusta Tod (a daughter of Col. James Tod, an officer of the British East India Company). He fought on the North-West Frontier (present-day Khyber Pakhtunkhwa), in 1925, He held the office of Member of the Ross and Cromarty County Council in 1964 and was awarded the Territorial Decoration the same year. He held the office of Sheriff of Ross and Cromarty and was appointed Fellow of the Society of Antiquaries of Scotland. they were the parents of two daughters: They divorced in 1973.

On 1 December 1962, Lord Cromartie married Lilian Janet Garvie Richard, the daughter of Prof. James Walter MacLeod of Edinburgh and the former wife of Lt.-Col. D. S. Richard.