| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Dennistoun Vaughan "Dennis"•Duigan |
| Used name | Dennis•Duigan |
| Born | 16 December 1902 in Elwood, Melbourne, Victoria (AUS) |
| Died | 17 June 1962 in Sunnybank, Queensland (AUS) |
| Affiliations | St. Stephens Harriers, Mount Waverley (AUS) |
| NOC | Australia |
Personal Best: Dec – unknown.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1924 Summer Olympics | Athletics | AUS |
Dennis Duigan | |||
| 4 × 400 metres Relay, Men (Olympic) | Australia | |||||
| Pentathlon, Men (Olympic) | 10 | |||||
| Decathlon, Men (Olympic) |