| Bib | Athlete | Year | Cat. | | SB |
| 502 | BLOOMFIELD Akeem | 1997 | M | JAM JAMAICA | 44.40 |
| 512 | ALLEN Nathon | 1995 | M | JAM JAMAICA | 44.85 |
| 513 | ABBAS Abubakar | 1996 | M | BRN BAHRAIN | 45.01 |
| 500 | IGBOKWE Obi | 1997 | M | USA UNITED STATES OF AMERICA | 45.06 |
| 505 | AGARD Terrence | 1990 | M | NED NETHERLANDS | 45.61 |
| 508 | BONEVACIA Liemarvin | 1989 | M | NED NETHERLANDS | 45.69 |
| 507 | OMELKO Rafal | 1989 | M | POL POLAND | 45.81 |
| 511 | SCOTTI Edoardo | 2000 | M | ITA ITALY | 45.85 |
| | | | | BO011 C.S. CARABINIERI SEZ. ATLETICA | |
| 504 | ROSSER Khallifah | 1995 | M | USA UNITED STATES OF AMERICA | 46.19 |
| 506 | TRICCA Michele | 1993 | M | ITA ITALY | 46.44 |
| | | | | RM056 G.A. FIAMME GIALLE | |
| 509 | LEONARDI Giuseppe | 1996 | M | ITA ITALY | 46.49 |
| | | | | BO011 C.S. CARABINIERI SEZ. ATLETICA | |
| 510 | CORSA Daniele | 1996 | M | ITA ITALY | 46.53 |
| | | | | PD131 G.S. FIAMME ORO PADOVA | |
| 514 | ACETI Vladimir | 1998 | M | ITA ITALY | 46.63 |
| | | | | RM056 G.A. FIAMME GIALLE | |
| 503 | BENATI Lorenzo | 2002 | M | ITA ITALY | 46.99 |
| | | | | RM161 ATL. ROMA ACQUACETOSA | |
|