| John Macgregor Bruce Lockhart|
|Born||9 May 1914|
|Died||7 May 1995 (Age 80)|
|1961? - 1965|
|Preceded by||Mark Allen, Edward Beddington-Behrens, John Cordeaux, Christopher Curwen, Richard Dearlove, James Easton, Colin Figures, Dick Franks, Barrie Gane, Peter Hayman, Nigel Inkster, John Macgregor Bruce Lockhart, Stewart Menzies, Maurice Oldfield, Lionel Payne, Valentine Vivian, Gerry Warner, George Kennedy Young"strong class="error">Error: Invalid time." contains an extrinsic dash or other characters that are invalid for a date interpretation.George Kennedy Young|
John Macgregor Bruce Lockhart joined MI6 in 1942 and rose through the ranks to become deputy director.
John Macgregor Bruce Lockhart's father was John Harold Bruce Lockhart, a famous sportsman, spy, artist and headmaster. His uncle was the spy Sir Robert Hamilton ("R.H.") Bruce Lockhart, KCMG, whose 1932 book, Memoirs of a British Agent, was an international best-seller.
His cousins Rab Bruce Lockhart and Logie Bruce Lockhart went on to become headmasters of Loretto School and Gresham's School. He was father of Sandy Bruce-Lockhart
He left MI6 in 1965 for undisclosed reasons. His obituary recorded him as working for the "Foreign Office, London 1953-65".