| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Diane Dixon |
USA
|
52.12 | |
| 2 | Jillian Richardson |
CAN
|
52.17 | |
| 3 | Maree Holland |
AUS
|
52.21 AR | |
| 4 | Marina Ivanova-Kharlamova |
URS
|
52.23 PB | |
| 5 | Charmaine Crooks |
CAN
|
52.52 | |
| 6 | Judit Forgács |
HUN
|
53.86 |
| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Helga Arendt |
FRG
|
52.29 | |
| 2 | Marina Shmonina |
URS
|
52.33 | |
| 3 | Sally Gunnell |
GBR
|
52.35 | |
| 4 | Iolanda Oanta |
ROU
|
52.93 | |
| 5 | Erzsebet Szabo |
HUN
|
52.93 | |
| 6 | Jearl Miles Clark |
USA
|
53.28 |