| 1 | Buttaroni Leonardo | 2001 | Sistemi Integrati Sport ASD - Roma | 00'56''99 | 600 |  |  | |
50m 25.98 (25.98) 100m 56.99 (31.01) [56.99] |
| 2 | Martiradonna Andrea | 2001 | Sistemi Integrati Sport ASD - Roma | 00'57''14 | 595 | | | |
50m 26.41 (26.41) 100m 57.14 (30.73) [57.14] |
| 3 | Laureti Andrea | 2001 | Aurelia Nuoto ASD | 00'57''50 | 584 | | | |
50m 26.78 (26.78) 100m 57.50 (30.72) [57.50] |
| 4 | Civitelli Alessandro | 2001 | Aurelia Nuoto ASD | 00'58''65 | 550 | | | |
50m 27.36 (27.36) 100m 58.65 (31.29) [58.65] |
| 5 | Fini Alessandro | 2001 | Aria Sport SSD | 00'58''81 | 546 | | | |
50m 27.42 (27.42) 100m 58.81 (31.39) [58.81] |
| 6 | Addevico Raffaele | 2001 | Assonuoto Club Caserta | 00'59''32 | 532 | | | |
50m 27.81 (27.81) 100m 59.32 (31.51) [59.32] |
| 7 | Martini Alessandro | 2001 | Thebris Perugia | 00'59''50 | 527 | | | |
50m 28.10 (28.10) 100m 59.50 (31.40) [59.50] |
| 8 | Donnarumma Giovanni | 2001 | Gruppo Sportivo Fiamme Oro | 01'00''34 | 505 | | | |
50m 28.50 (28.50) 100m 1:00.34 (31.84) [1:00.34] |
| 9 | Colasanti Giulio | 2000 | Aurelia Nuoto ASD | 01'00''51 | 501 | | | |
50m 28.31 (28.31) 100m 1:00.51 (32.20) [1:00.51] |
| 10 | Carta Luca | 2000 | Libertas Rari Nantes Perugia | 01'00''68 | 497 | | | |
50m 28.21 (28.21) 100m 1:00.68 (32.47) [1:00.68] |
| 11 | Di Curzio Manuel | 2000 | Consorz. Le Cupole - Roma | 01'00''96 | 490 | | | |
50m 27.86 (27.86) 100m 1:00.96 (33.10) [1:00.96] |
| 12 | Sgaragli Alessio | 2001 | Larus Nuoto ASD - Roma | 01'01''03 | 488 | | | |
50m 28.90 (28.90) 100m 1:01.03 (32.13) [1:01.03] |
| 13 | Capeccia Mattia | 2000 | Consorz. Le Cupole - Roma | 01'01''17 | 485 | | | |
50m 28.28 (28.28) 100m 1:01.17 (32.89) [1:01.17] |
| 14 | Tittoni Mattia | 2000 | Life SSD ARL | 01'02''02 | 465 | | | |
50m 29.37 (29.37) 100m 1:02.02 (32.65) [1:02.02] |
| 15 | Petrazzuolo Federico | 2001 | Rari Nantes Aprilia | 01'02''24 | 460 | | | |
50m 28.46 (28.46) 100m 1:02.24 (33.78) [1:02.24] |
| 16 | Corradini Lorenzo | 2000 | Aria Sport SSD | 01'02''31 | 459 | | | |
50m 29.12 (29.12) 100m 1:02.31 (33.19) [1:02.31] |
| | Carloni Edoardo | 2001 | Libertas Rari Nantes Perugia | 01'02''31 | 459 | | | |
50m 29.47 (29.47) 100m 1:02.31 (32.84) [1:02.31] |
| 18 | Galata Alessio | 2000 | Consorz. Le Cupole - Roma | 01'02''53 | 454 | | | |
50m 28.30 (28.30) 100m 1:02.53 (34.23) [1:02.53] |
| 19 | Pernarella Matteo | 2001 | Aurelia Nuoto ASD | 01'02''62 | 452 | | | |
50m 29.17 (29.17) 100m 1:02.62 (33.45) [1:02.62] |
| 20 | De Rosa Gianluca | 2001 | Gruppo Sportivo Fiamme Oro | 01'02''66 | 451 | | | |
50m 29.36 (29.36) 100m 1:02.66 (33.30) [1:02.66] |
| 21 | Ausili Matteo | 2001 | Team Marche SSD | 01'03''45 | 435 | | | |
50m 30.13 (30.13) 100m 1:03.45 (33.32) [1:03.45] |
| 22 | Meloni Manuel | 2001 | Matrix SSD - Roma | 01'03''60 | 432 | | | |
50m 29.43 (29.43) 100m 1:03.60 (34.17) [1:03.60] |
| 23 | Limardi Alessio | 2001 | Olgiata 20.12 SSD | 01'03''84 | 427 | | | |
50m 29.65 (29.65) 100m 1:03.84 (34.19) [1:03.84] |
| 24 | Scoti Alessio | 2000 | Roma Nuoto SSD | 01'04''39 | 416 | | | |
50m 30.53 (30.53) 100m 1:04.39 (33.86) [1:04.39] |
| 25 | Gindre Gianmarco | 2001 | 3T Sporting Club SSD - Roma | 01'04''41 | 415 | | | |
50m 30.33 (30.33) 100m 1:04.41 (34.08) [1:04.41] |
| 26 | Lorenzi Federico | 2001 | Atleti Per Caso ASD | 01'05''27 | 399 | | | |
50m 30.65 (30.65) 100m 1:05.27 (34.62) [1:05.27] |
| 27 | Valeri Marco | 2001 | Aria Sport SSD | 01'06''09 | 385 | | | |
50m 30.74 (30.74) 100m 1:06.09 (35.35) [1:06.09] |
| 28 | Polidori Simone | 2001 | Larus Nuoto ASD - Roma | 01'08''78 | 341 | | | |
50m 31.80 (31.80) 100m 1:08.78 (36.98) [1:08.78] |
