| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Guy James•Callaghan | |
| Used name | Guy•Callaghan | |
| Born | 7 September 1970 in Hastings, Hawke's Bay |  NZL |
| Measurements | 178 cm / 72 kg | |
| Affiliations | JASI Swim Team, Christchurch | |
| NOC | New Zealand | NZL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1992 Summer Olympics | Swimming (Aquatics) | NZL |
Guy Callaghan | |||
| 100 metres Butterfly, Men (Olympic) | 28 | |||||
| 200 metres Butterfly, Men (Olympic) | 27 |
