| Pos. | Lane | Bib | Athlete | Year | Cat. | | Mark |
|---|
| 1 | 4 | 183 | SENISE Mariachiara | 2008 | W |  AT017 A.S.D. HAMMER TEAM | 46.86 |
| 2 | 3 | 182 | CARTELLO Marta | 2009 | W | AT017 A.S.D. HAMMER TEAM | 47.08 |
| 3 | 6 | 189 | TACCHINI Alessia | 2009 | W | CN005 ATL. MONDOVI'-ACQUA S.BERNARDO | 47.12 |
| 4 | 2 | 197 | MALGRATI Giulia | 2008 | W | SV022 CENTRO ATLETICA CELLE LIGURE | 48.14 |
| 5 | 4 | 184 | LOVECCHIO Noemi | 2008 | W | AT019 ATLETICA ASTI 2.2 A.S.D. | 48.19 |
| 6 | 6 | 190 | VITIELLO Lisa | 2008 | W | GE010 ATHLE TEAM GENOVA ASD | 49.84 |
| 7 | 5 | 181 | LAZZARONE Valeria | 2009 | W | AT003 A.S.D. BRANCALEONE ASTI | 50.03 |
| 8 | 5 | 187 | MAMIEDI Anna Rita | 2008 | W | CN005 ATL. MONDOVI'-ACQUA S.BERNARDO | 50.19 |
| 9 | 2 | 185 | AMBROSIO Paola | 2009 | W | CN005 ATL. MONDOVI'-ACQUA S.BERNARDO | 50.34 |
| 10 | 1 | 192 | FERRARINI Emma | 2008 | W | GE012 ATLETICA LEVANTE | 50.54 |
| 11 | 2 | 194 | BIALE Alice | 2009 | W | SV019 ATLETICA VARAZZE | 51.83 |
| 12 | 1 | 195 | DEL GOBBO Maria Teresa | 2009 | W | SV019 ATLETICA VARAZZE | 51.93 |
| 13 | 3 | 188 | ROVERE Matilda | 2008 | W | CN005 ATL. MONDOVI'-ACQUA S.BERNARDO | 52.74 |
| 14 | 5 | 196 | LA TORRE Sara | 2009 | W | SV019 ATLETICA VARAZZE | 53.31 |
| 15 | 3 | 191 | FAZIO Grace | 2008 | W | GE012 ATLETICA LEVANTE | 54.00 |
| 16 | 6 | 186 | GALLO Alessia | 2009 | W | CN005 ATL. MONDOVI'-ACQUA S.BERNARDO | 55.88 |
| | 4 | 193 | PASTINE Stella | 2009 | W | LU103 G.S. ORECCHIELLA GARFAGNANA | DNS |
|
