| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Arthur Byron•MacDonald |
| Used name | Byron•MacDonald |
| Born | 23 July 1950 in Chicago, Illinois (USA) |
| Measurements | 175 cm / 61 kg |
| NOC | Canada |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1972 Summer Olympics | Swimming (Aquatics) | CAN |
Byron MacDonald | |||
| 100 metres Butterfly, Men (Olympic) | 6 | |||||
| 200 metres Butterfly, Men (Olympic) | 23 |