Derek Day Wikipedia
Sir Derek Malcolm Day (29 November 1927 – 7 March 2015) was a British diplomat and field hockey player who competed in the 1952 Summer Olympics. He was educated at Hurstpierpoint College and St Catharine's College, Cambridge.
A field hockey player, Day competed for Great Britain in the 1952 Summer Olympics winning a bronze medal and played club hockey for Southgate Hockey Club.
Day joined the Foreign and Commonwealth Office in 1951 and went on to serve as UK Ambassador to Ethiopia from 1975–78, and UK High Commissioner to Canada from 1984-87. He was made in 1984, having been made CMG in 1973. Knight Commander of the Order of St Michael and St George (KCMG) - 1984