| Order / Lane | ATHLETE | COUNTRY | PB | SB 1983 | 
|---|---|---|---|---|
| Cornelia Baptiste |  LCA | 1:00.79 | 1:00.79 | |
| Rosalyn Bryant |  USA | 53.64 | 53.64 | |
| Sabine Busch |  GDR | 53.16 | 53.16 | |
| Charmaine Crooks |  CAN | 53.83 | 53.83 | |
| Margarita Grun |  URU | 56.84 | 56.84 | |
| Mariya Kulchunova-Pinigina |  URS | 51.80 | 52.49 | |
| Cathy Rattray-Williams |  JAM | 53.40 | 53.40 | |
| Denise Robertson-Boyd |  AUS | 54.70 | 54.70 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 1983 | 
|---|---|---|---|---|
| Irina Baskakova |  URS | 53.45 | 53.45 | |
| Roberta Belle |  USA | 53.01 | 53.01 | |
| Elanga Buala |  PNG | 57.37 | 57.37 | |
| Gaby Bussmann |  FRG | 53.93 | 53.93 | |
| Hala El Moughrabi |  SYR | 59.58 | 59.58 | |
| Molly Killingbeck |  CAN | 52.62 | 52.62 | |
| Iyiechia Petrus |  ISV | 55.87 | 55.87 | |
| Dagmar Rübsam-Neubauer |  GDR | 50.98 | 54.47 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 1983 | 
|---|---|---|---|---|
| Irina Ambulo |  PAN | 56.08 | 56.08 | |
| Leticia Athanas |  TAN | 56.54 | 56.54 | |
| June Griffith |  GUY | 51.37 | 54.02 | |
| Katya Ilieva |  BUL | 53.21 | 53.21 | |
| Jarmila KratochvÃlová |  TCH | 48.45 | 48.45 | |
| Sandra Liburd |  SKN | 1:02.46 | 1:02.46 | |
| Marita Payne-Wiggins |  CAN | 53.96 | 53.96 | |
| Michelle Scutt |  GBR | 53.30 | 53.30 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 1983 | 
|---|---|---|---|---|
| Eucaris Caicedo |  COL | 55.09 | 55.09 | |
| Judit Forgács |  HUN | 55.15 | 55.15 | |
| Denean Howard-Hill |  USA | 50.87 | 52.78 | |
| Tatána Kocembová |  TCH | 50.43i | 50.43i | |
| Patricia Meighan |  GUA | 58.07 | 58.07 | |
| Erica Rossi |  ITA | 52.01 | 53.51 | |
| Rositsa Stamenova |  BUL | 53.81 | 53.81 | |
| Fatalmoudou Toure |  MLI | 59.37 | 59.37 |