- Born: 5 Apr 1943, Esher Surrey
- Christened: St Mary Oatlands Weybridge Surrey
- Marriage (1): Victoria Joanna Marsh-Kellett on 17 Feb 1973 in Alresford, Hampshire
Another name for Jeremy is Captain Roger Jeremy Coke-Smyth BA MBA.
Noted events in his life were:
• Queen Mary College University of London: History degree specialising in military history, 1963-1966, London.
• HM Forces: served in 1st Bn The Queen's Regiment, 1967-1970, Germany, UK, Bahrain, Northern Irleand.
• Cranfield: MBA, 1975-1976, Cranfield.
Jeremy married Victoria Joanna Marsh-Kellett, daughter of Brigadier Edward Marsh-Kellett and Yvonne Myrtle Crole-Wyndham, on 17 Feb 1973 in Alresford, Hampshire. The marriage ended in divorce on 20 Nov 2007. (Victoria Joanna Marsh-Kellett was born on 6 Aug 1947.)