| 1 | Pensato Claudio Pio | 2001 | Circolo Canottieri Aniene | 01'07''71 | 553 |  |  | |
50m 31.85 (31.85) 100m 1:07.71 (35.86) [1:07.71] |
| 2 | Cencetti Davide | 2001 | Aurelia Nuoto ASD | 01'07''77 | 552 | | | |
50m 32.18 (32.18) 100m 1:07.77 (35.59) [1:07.77] |
| 3 | Ortolani Gabriele | 2001 | Soepa - C.S Peter Pan | 01'09''37 | 515 | | | |
50m 32.53 (32.53) 100m 1:09.37 (36.84) [1:09.37] |
| 4 | Persichetti Matteo | 2001 | Aria Sport SSD | 01'10''15 | 498 | | | |
50m 32.95 (32.95) 100m 1:10.15 (37.20) [1:10.15] |
| 5 | Rubino Paolo | 2001 | Juventus Nuoto - Roma | 01'10''42 | 492 | | | |
50m 32.94 (32.94) 100m 1:10.42 (37.48) [1:10.42] |
| 6 | Stefani Marco | 2001 | Juventus Nuoto - Roma | 01'10''78 | 484 | | | |
50m 33.13 (33.13) 100m 1:10.78 (37.65) [1:10.78] |
| 7 | Valeri Marco | 2001 | Aria Sport SSD | 01'11''68 | 466 | | | |
50m 34.06 (34.06) 100m 1:11.68 (37.62) [1:11.68] |
| 8 | Stellucci Christian | 2001 | Rari Nantes Aprilia | 01'11''69 | 466 | | | |
50m 32.91 (32.91) 100m 1:11.69 (38.78) [1:11.69] |
| 9 | Castiglia Alessio | 2001 | Il Gabbiano Pallanuoto Ladispoli | 01'12''31 | 454 | | | |
50m 34.72 (34.72) 100m 1:12.31 (37.59) [1:12.31] |
| 10 | Fischioni Simone | 2001 | All Round Sport & Wellnes SSD - Roma | 01'12''57 | 449 | | | |
50m 33.65 (33.65) 100m 1:12.57 (38.92) [1:12.57] |
| 11 | Tosco Alessandro | 2001 | Life SSD ARL | 01'12''95 | 442 | | | |
50m 34.14 (34.14) 100m 1:12.95 (38.81) [1:12.95] |
| 12 | Gaiarsa Thomas Aldo | 2001 | Panta Rei Sport ASD | 01'13''14 | 439 | | | |
50m 33.17 (33.17) 100m 1:13.14 (39.97) [1:13.14] |
| 13 | Di Foggia Gabriel Isacco | 2001 | Consorz. Le Cupole - Roma | 01'18''92 | 349 | | | |
50m 37.22 (37.22) 100m 1:18.92 (41.70) [1:18.92] |
| 14 | Mancini Matteo | 2001 | Kristall Sporting Club SS | 01'22''91 | 301 | | | |
50m 37.51 (37.51) 100m 1:22.91 (45.40) [1:22.91] |
| | Marinangeli Daniele | 2001 | Meeting Club - Genzano | Squalificato | |
