Career
Until June 2014 (having succeeded Colonel Eric Barry, in 2008), he served as Lord Prior of the Order of Saint John, the order"s most senior non-royal office. Military career
Mellows began his military career in the British Army by joining the other ranks, rising to the rank of sergeant. On 27 January 1959, he was commissioned in the TA Intelligence Corps, as a second lieutenant (probationary).
On 1 January 1964, he was promoted captain and seconded to the Staff.
On 1 April 1967, he transferred to the newly created Territorial and Army Volunteer Reserve as a captain in the Intelligence Corps. On 18 November 1970, he was placed on the Regular Army Reserve of Officers list.
Academic career
Mellows was Professor of Law in the University of London and served as Head of the Department of Law at King"s College London and Dean of the Faculty of Laws of the University of London. He also was decorated with the Street John Service Meda
Other honours.