| Roles | Competed in Olympic Games |
|---|---|
| Sex | Female |
| Full name | Mary Theresa•O'Connor |
| Used name | Mary•O'Connor |
| Born | 19 June 1955 in Hokitika, West Coast (NZL) |
| Measurements | 155 cm / 43 kg |
| Affiliations | Canterbury |
| NOC | New Zealand |
Personal Best: Mar – 2-28:20 (1983).
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1984 Summer Olympics | Athletics | NZL |
Mary O'Connor | |||
| Marathon, Women (Olympic) | 27 |