| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | William Edgar•Swinnerton | |
| Used name | William•Swinnerton | |
| Born | 27 December 1899 in Auckland, Auckland |  NZL |
| Died | 13 December 1985 (aged 85 years 11 months 17 days) | |
| NOC | New Zealand | NZL |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1956 Summer Olympics | Sailing | NZL |
William Swinnerton | |||
| Three-Person Keelboat, Open (Olympic) | Red Dragon | 12 |
