| 1 | Pisu Ivan | 2011 | Aurelia Nuoto SSD | 01'03''40 | 428 |  |  | |
50m 29.90 (29.90) 100m 1:03.40 (33.50) [1:03.40] |
| 2 | Cedroni Tommaso | 2011 | The Volume ARL SSD | 01'04''18 | 412 | | | |
50m 30.37 (30.37) 100m 1:04.18 (33.81) [1:04.18] |
| 3 | Scannavini Flavio | 2011 | SSD FIN Plus Ostia | 01'04''28 | 410 | | | |
50m 30.38 (30.38) 100m 1:04.28 (33.90) [1:04.28] |
| 4 | Colagiacomo Riccardo | 2011 | SIS Roma SSD | 01'04''61 | 404 | | | |
50m 29.76 (29.76) 100m 1:04.61 (34.85) [1:04.61] |
| 5 | Cavalcanti Davide | 2011 | Vanessa Nuoto Smile ASD | 01'06''07 | 378 | | | |
50m 31.43 (31.43) 100m 1:06.07 (34.64) [1:06.07] |
| 6 | Izzo Andrea | 2011 | Vanessa Nuoto Smile ASD | 01'06''14 | 377 | | | |
50m 31.10 (31.10) 100m 1:06.14 (35.04) [1:06.14] |
| 7 | Zolfo Salvatore | 2011 | The Volume ARL SSD | 01'06''93 | 363 | | | |
50m 31.34 (31.34) 100m 1:06.93 (35.59) [1:06.93] |
| 8 | Meneghello Riccardo | 2011 | Rari Nantes Aprilia | 01'07''35 | 357 | | | |
50m 31.11 (31.11) 100m 1:07.35 (36.24) [1:07.35] |
| 9 | Tunno Alessio | 2011 | Olimpica Salentina A.S.D. | 01'08''32 | 342 | | | |
50m 31.67 (31.67) 100m 1:08.32 (36.65) [1:08.32] |
| 10 | Pasquetti Matteo | 2011 | Olgiata 20.12 SSD | 01'08''85 | 334 | | | |
50m 31.52 (31.52) 100m 1:08.85 (37.33) [1:08.85] |
| 11 | Coppola Biagio | 2011 | Olimpica Salentina A.S.D. | 01'09''39 | 326 | | | |
50m 31.30 (31.30) 100m 1:09.39 (38.09) [1:09.39] |
| 12 | Talone Alessandro | 2011 | Centro Nuoto Anagni ASD | 01'10''04 | 317 | | | |
50m 33.15 (33.15) 100m 1:10.04 (36.89) [1:10.04] |
| 13 | Matera Riccardo | 2011 | Olimpica Salentina A.S.D. | 01'10''80 | 307 | | | |
50m 32.76 (32.76) 100m 1:10.80 (38.04) [1:10.80] |
| 14 | Cuppone Alessio | 2011 | Olimpica Salentina A.S.D. | 01'11''59 | 297 | | | |
50m 33.33 (33.33) 100m 1:11.59 (38.26) [1:11.59] |
| 15 | Dima Nicolas | 2011 | SIS Roma SSD | 01'12''67 | 284 | | | |
50m 34.30 (34.30) 100m 1:12.67 (38.37) [1:12.67] |
| 16 | Lanzilotta Gabriele | 2011 | Icos Sporting Club | 01'12''70 | 283 | | | |
50m 33.83 (33.83) 100m 1:12.70 (38.87) [1:12.70] |
| 17 | Pellegrino Gioele Pio | 2011 | Olimpica Salentina A.S.D. | 01'13''65 | 273 | | | |
50m 33.61 (33.61) 100m 1:13.65 (40.04) [1:13.65] |
| 18 | Palmisano Costantino | 2011 | Icos Sporting Club | 01'14''33 | 265 | | | |
50m 33.16 (33.16) 100m 1:14.33 (41.17) [1:14.33] |
| 19 | Malandra Tommaso Maria | 2011 | S.G.T. Sport SSD | 01'14''67 | 261 | | | |
50m 32.96 (32.96) 100m 1:14.67 (41.71) [1:14.67] |
| 20 | Minasola Riccardo Menon | 2011 | SIS Roma SSD | 01'15''42 | 254 | | | |
50m 33.31 (33.31) 100m 1:15.42 (42.11) [1:15.42] |
| 21 | Antezza Roberto | 2011 | Sport Project SSD | 01'15''93 | 249 | | | |
50m 33.10 (33.10) 100m 1:15.93 (42.83) [1:15.93] |
| 22 | Giacchini Pietro | 2011 | Polisportiva Lavoratori Terni | 01'20''11 | 212 | | | |
50m 37.90 (37.90) 100m 1:20.11 (42.21) [1:20.11] |
| | Manna Leone | 2011 | Circolo Nautico Posillipo | Squalificato | |
