| Order / Lane | ATHLETE | COUNTRY | PB | SB 1991 | 
|---|---|---|---|---|
| 1 | Derek Redmond |  GBR | 44.50 | 45.66 | 
| 2 | Seymour Fagan |  JAM | 44.88 | 44.88 | 
| 3 | Antonio Pettigrew |  USA | 44.27 | 44.36 | 
| 4 | Roberto Hernández |  CUB | 44.14 | 44.71 | 
| 5 | Ibrahim Ismail Muftah |  QAT | 45.37 | 45.37 | 
| 6 | Ian Morris |  TTO | 44.60 | 45.07 | 
| 7 | Danny Everett |  USA | 43.98 | 45.40i | 
| 8 | Benyounés Lahlou |  MAR | 45.69 | 45.69 | 
| Order / Lane | ATHLETE | COUNTRY | PB | SB 1991 | 
|---|---|---|---|---|
| 1 | Alvin Daniel |  TTO | 45.48 | 45.48 | 
| 2 | Samson Kitur |  KEN | 45.54 | 45.54 | 
| 3 | Andrew Valmon |  USA | 45.41 | 45.41 | 
| 4 | Mark Garner |  AUS | 45.08 | 45.08 | 
| 5 | Roger Black |  GBR | 45.36 | 45.39 | 
| 6 | Susumu Takano |  JPN | 44.78 | 44.78 | 
| 7 | Patrick O'Connor |  JAM | 45.56 | 45.56 | 
| 8 | Olivier Noirot |  FRA | 45.07 | 45.07 |