Below is a list of High Sheriffs of Cambridgeshire and Isle of Ely since the creation of that county in 1965 until its abolition in 1974:

• Before 1965 see Sheriff of Cambridgeshire and Huntingdonshire
• 1965–1966: Francis Wingate William Pemberton, of Trumpington Hall, Cambridge.^[1]
• 1966–1967: Colonel John Goodwyn Allden Beckett, of "Mallabar's", Brays Lane, Ely.^[2]
• 1967–1968: John Jacob Astor, of Hatley Park, Hatley St. George, Sandy, Bedfordshire.^[3]
• 1968–1969: Commander Alfred Francis Colenso Gray,of 54 Wimblington Road, March.^[4]
• 1969–1970: Arthur Gregory George Marshall, of Horseheath Lodge, Linton, Cambridge.^[5]
• 1970–1971: James Gee Pascoe Crowden, of Little Needham, 75 Harecroft Road, Wisbech.^[6]
• 1971–1972: Colonel Douglas Robert Beaumont Kaye, of Brinkley Hall, Newmarket^[7]
• 1972–1973: Edwin Harrison Morris, of Ancaster Farm, Stonea, near March.^[8]
• 1973–1974: Sir (Alfred) Stanley Fordham, of Melbourn Bury, near Royston, Herts.^[9]
• After 1974 see High Sheriff of Cambridgeshire