| Olympic medal record | ||
|---|---|---|
| Men's field hockey | ||
Representing  United Kingdom
| ||
 |
1952 Helsinki | Team competition |
Sir Derek Malcolm Day KCMG (29 November 1927 – 7 March 2015)[1] 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.[2]
- ^ "Day - Derek Malcolm KCMG". telegraph.co.uk. Retrieved 12 March 2015.
- ^ ‘DAY, Sir Derek (Malcolm)’, Who's Who 2014, A & C Black, an imprint of Bloomsbury Publishing plc, 2014