| Order / Lane | ATHLETE | COUNTRY | PB | SB 1998 | 
|---|---|---|---|---|
| 1 | Italy Junior |  ITA | 45.00 | 45.62 | 
| 2 | South Africa Junior |  RSA | 45.07 | 46.29 | 
| 3 | Jamaica Junior |  JAM | 43.82 | 44.85 | 
| 4 | France Junior |  FRA | 43.9 | 44.23 | 
| 5 | United States Junior |  USA | 43.73 | 44.14 | 
| 6 | Finland Junior |  FIN | 45.36 | 45.36 | 
| 7 | Great Britain & N.I. Junior |  GBR | 44.16 | 45.43 | 
| 8 | Poland Junior |  POL | 44.59 | 45.56 |