| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Dominic Jan Graham•Mahony | |
| Used name | Dominic•Mahony | |
| Born | 26 April 1964 in Plymouth, England |  GBR |
| Measurements | 190 cm / 86 kg | |
| Affiliations | Army Modern Pentathlon Club | |
| NOC | Great Britain | GBR |
| Medals | OG |
| Gold | 0 |
| Silver | 0 |
| Bronze | 1 |
| Total | 1 |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1988 Summer Olympics | Modern Pentathlon | GBR |
Dominic Mahony | |||
| Individual, Men (Olympic) | 16 | |||||
| Team, Men (Olympic) | Great Britain | 3 | Bronze | |||
| 1992 Summer Olympics | Modern Pentathlon | GBR |
Dominic Mahony | |||
| Individual, Men (Olympic) | 36 | |||||
| Team, Men (Olympic) | Great Britain | 6 |
