Brett Austin
| Personal information | |
|---|---|
| Full name | Brett William Austin |
| Nationality |
 New Zealand |
| Born |
26 May 1959 Auckland, New Zealand |
| Died | 1990 |
| Height | 1.84 m (6 ft 0 in) |
| Weight | 82 kg (181 lb) |
| Sport | |
| Sport | Swimming |
| Strokes | Breaststroke |
Brett William Austin (26 May 1959 – 1990) is a former breast swimmer who represented New Zealand at the 1984 Summer Olympics and the 1982 Commonwealth Games.