Athletics at the 1982 Commonwealth Games – Women's 400 metres
The women's 400 metres event at the 1982 Commonwealth Games was held on 3 and 4 October at the QE II Stadium in Brisbane, Australia.Medalists
Results
Heats
Qualification: First 5 in each heat and the next 3 fastest qualify for the semifinals.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 3 | Michelle Scutt | | 52.49 | Q |
| 2 | 2 | Joslyn Hoyte-Smith | | 52.50 | Q |
| 3 | 3 | Gladys Taylor | | 52.64 | Q |
| 4 | 1 | Linsey MacDonald | | 52.70 | Q |
| 5 | 1 | Raelene Boyle | | 52.71 | Q |
| 6 | 3 | Leanne Evans | | 53.02 | Q |
| 7 | 1 | Molly Killingbeck | | 53.03 | Q |
| 8 | 3 | Charmaine Crooks | | 53.10 | Q |
| 9 | 2 | Cathy Rattray | | 53.20 | Q |
| 10 | 1 | Kim Robertson | | 53.39 | Q |
| 11 | 2 | Maxine Corcoran | | 53.64 | Q |
| 12 | 1 | Mercy Addy | | 53.69 | Q |
| 13 | 2 | Marita Payne | | 53.71 | Q |
| 14 | 3 | June Griffith | | 53.72 | Q |
| 15 | 1 | Carmen Smart | | 53.82 | q |
| 16 | 1 | Ruth Waithera | | 53.82 | q |
| 17 | 2 | Angela Bridgeman | | 53.91 | Q |
| 18 | 3 | Sadia Sowunmi | | 56.20 | q |
| 19 | 3 | Rose Tata-Muya | | 56.27 | |
| 20 | 2 | Yolande Small | | 56.32 | |
| 21 | 2 | Ruth Atuti | | 56.52 | |
| 22 | 2 | Elanga Buala | | 57.81 | |
| 23 | 3 | Mary-Estelle Kapalu | | 59.85 | |
| 1 | Linda Forsyth | | | |
Semifinals
Qualification: First 4 in each semifinal and the next 1 fastest qualify for the final.
| Rank | Heat | Name | Nationality | Time | Notes |
| 1 | 1 | Joslyn Hoyte-Smith | | 52.6 | Q |
| 2 | 1 | Raelene Boyle | | 52.64 | Q |
| 3 | 2 | Michelle Scutt | | 52.86 | Q |
| 4 | 1 | June Griffith | | 52.88 | Q |
| 5 | 1 | Kim Robertson | | 52.94 | Q |
| 6 | 1 | Molly Killingbeck | | 53.04 | q |
| 7 | 2 | Linsey MacDonald | | 53.21 | Q |
| 8 | 2 | Gladys Taylor | | 53.28 | Q |
| 9 | 1 | Maxine Corcoran | | 53.29 | |
| 10 | 2 | Charmaine Crooks | | 53.34 | Q |
| 11 | 2 | Cathy Rattray | | 53.60 | |
| 12 | 2 | Leanne Evans | | 53.60 | |
| 13 | 1 | Marita Payne | | 54.06 | |
| 14 | 2 | Angela Bridgeman | | 54.09 | |
| 15 | 2 | Sadia Sowunmi | | 54.43 | |
| 16 | 1 | Carmen Smart | | 54.75 | |
| 17 | 2 | Ruth Waithera | | 56.37 | |
| 1 | Mercy Addy | | | |
Final
