| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | David Thomas "Dai"•Greene | |
| Used name | Dai•Greene | |
| Born | 11 April 1986 in Carmarthen, Wales | |
| Measurements | 185 cm / 78 kg | |
| Affiliations | Swansea Harriers — Swansea, Wales | |
| NOC | Great Britain |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2012 Summer Olympics | Athletics | Dai Greene | ||||
| 400 metres Hurdles, Men (Olympic) | 4 | |||||
| 4 × 400 metres Relay, Men (Olympic) | Great Britain | 4 |