| Medal record | ||
|---|---|---|
| Sailing | ||
Representing  Great Britain
| ||
| Olympic Games | ||
 |
1956 Melbourne | 5.5 metre class |
John Desmond Dillon (24 March 1921 in Westbourne – 17 October 1988 in Hampshire) was a British sailor. He won a silver medal in the 5.5 metre class at the 1956 Summer Olympics.