| Pett. | Atleta | Anno | Cat. | Società | Accredito |
| | ROSSI Francesco Domenic | 2001 | AM | MI076 GEAS ATLETICA | 48.31 |
| | SQUASSINA Filippo | 2001 | AM | BS521 FREE-ZONE | 50.17 |
| | PAPINI Mattia | 2001 | AM | CO208 ATL. LECCO-COLOMBO COSTRUZ. | 50.25 |
| | MANDELLI Abenezer | 2002 | AM | CO208 ATL. LECCO-COLOMBO COSTRUZ. | 50.36 |
| | MASIELLO Cristofaro | 2001 | AM | MI089 PRO SESTO ATL. | 50.59 |
| | LAMPERTI Stefano | 2001 | AM | MI094 POL. CARUGATE | 50.61 |
| | MOSTIOLI Carlo Maria | 2002 | AM | PV110 ATL. CENTO TORRI PAVIA | 51.30 |
| | PONTI Giovanni | 2002 | AM | VA394 ATL. ARCISATE | 51.51 |
| | DE DOMINICIS Giacomo | 2002 | AM | VA550 ATL. GAVIRATE | 51.53 |
| | ASTOLFI Alessandro | 2002 | AM | BS178 S.S. ROBUR BARBARANO | 51.58 |
| | LARDINI Andrea Edmondo | 2002 | AM | MI080 ATL. RICCARDI MILANO 1946 | 51.83 |
| | SEVESO Mattia | 2001 | AM | PV110 ATL. CENTO TORRI PAVIA | 51.91 |
| | LAVAZZA Riccardo | 2002 | AM | MI077 CUS PRO PATRIA MILANO | 52.00 |
| | NESOSSI Gianluca | 2001 | AM | SO219 G.P. VALCHIAVENNA | 52.10 |
| | VAGO Andrea | 2001 | AM | MI774 TEAM-A LOMBARDIA | 52.38 |
| | FERRO Riccardo | 2002 | AM | PV110 ATL. CENTO TORRI PAVIA | 52.51 |
| | NDIAYE Omar | 2001 | AM | PV110 ATL. CENTO TORRI PAVIA | 52.54 |
| | LIBERATO Patrizio | 2001 | AM | BS786 BRIXIA ATLETICA 2014 SSD SRL | 52.84 |
| | MALINVERNI Luca | 2001 | AM | PV110 ATL. CENTO TORRI PAVIA | 53.00 |
| | TRUBIAN Federico | 2002 | AM | MI089 PRO SESTO ATL. | 53.48 |
| | ROLFI Giovanni | 2001 | AM | VA119 O.S.A. SARONNO LIB. | 54.01 |
| | VARISCO Marco | 2001 | AM | MI094 POL. CARUGATE | 54.12 |
| | RIGNANESE Andrea | 2002 | AM | MI102 P.B.M. BOVISIO MASCIAGO | 54.36 |
| | GUARINO Marco | 2002 | AM | MI077 CUS PRO PATRIA MILANO | 54.44 |
| | TRAVAGLINI Cristiano | 2002 | AM | MI080 ATL. RICCARDI MILANO 1946 | 54.75 |
| | PIGANZOLI Paolo | 2002 | AM | MI774 TEAM-A LOMBARDIA | 54.83 |
| | CAMILLI Francesco | 2001 | AM | MI618 ABC PROGETTO AZZURRI | 54.85 |
| | SEDITA Simone | 2001 | AM | MI089 PRO SESTO ATL. | 55.36 |
| | CAMPILLI Simone | 2001 | AM | MN406 ATL. RIGOLETTO | 55.83 |
| | CARUSO Marco | 2001 | AM | MI093 SEZ. ATL. ORATORIO CORNAREDO | 55.97 |
| | DOSSI Andrea | 2001 | AM | MI089 PRO SESTO ATL. | 56.36 |
| | SARDELLINI Giorgio | 2002 | AM | BG003 ATL. BERGAMO 1959 ORIOCENTER | 56.49 |
| | FORNI Giacomo | 2002 | AM | MI080 ATL. RICCARDI MILANO 1946 | 58.15 |
| | BONZONI Filippo | 2002 | AM | BS319 ATL. RODENGO SAIANO MICO | 59.38 |
| | BELLERI Andrea | 2002 | AM | BS319 ATL. RODENGO SAIANO MICO | 59.56 |
| | BARBIERO Riccardo | 2002 | AM | MI106 S.S. ATL. DESIO | 59.78 |
| | ANDREOLETTI Davide | 2002 | AM | BG003 ATL. BERGAMO 1959 ORIOCENTER | 1:01.10 |
| | ALESSANDRIA Corrado | 2002 | AM | BS278 ATL. CARPENEDOLO | 1:02.74 |
| | TORRETTA Manriky | 2002 | AM | VA550 ATL. GAVIRATE | |
| | REBUZZI Giuseppe | 2002 | AM | BG003 ATL. BERGAMO 1959 ORIOCENTER | |
| | MEDINA PANDO Harold | 2001 | AM | PV110 ATL. CENTO TORRI PAVIA | |
|