| 1 | Berardi Barbaro Francesco Saverio | 2009 | Olgiata 20.12 SSD | 00'55''47 | 528 |  |  | |
50m 26.72 (26.72) 100m 55.47 (28.75) [55.47] |
| 2 | Torrigiani Andrea | 2009 | Forum Sport Center - Roma | 00'56''22 | 507 | | | |
50m 26.89 (26.89) 100m 56.22 (29.33) [56.22] |
| 3 | Occhialini Flavio | 2010 | Centro Nuoto Anagni ASD | 00'56''24 | 506 | | | |
50m 27.32 (27.32) 100m 56.24 (28.92) [56.24] |
| 4 | Ferrarelli Gianluigi | 2009 | Forum Sport Center - Roma | 00'56''43 | 501 | | | |
50m 26.96 (26.96) 100m 56.43 (29.47) [56.43] |
| 5 | Lucci Lorenzo | 2009 | Olgiata 20.12 SSD | 00'56''90 | 489 | | | |
50m 27.38 (27.38) 100m 56.90 (29.52) [56.90] |
| 6 | Travaglini Del Vecchio Pietro | 2010 | Forum Sport Center - Roma | 00'57''14 | 483 | | | |
50m 27.00 (27.00) 100m 57.14 (30.14) [57.14] |
| 7 | Scalise Lorenzo | 2009 | Forum Sport Center - Roma | 00'57''42 | 476 | | | |
50m 27.92 (27.92) 100m 57.42 (29.50) [57.42] |
| 8 | Travaglini Del Vecchio Lorenzo | 2010 | Forum Sport Center - Roma | 00'57''58 | 472 | | | |
50m 27.01 (27.01) 100m 57.58 (30.57) [57.58] |
| 9 | Micocci Andrea | 2009 | Forum Sport Center - Roma | 00'57''72 | 468 | | | |
50m 26.90 (26.90) 100m 57.72 (30.82) [57.72] |
| 10 | Vigna Samuel | 2009 | Reds ASD | 00'57''95 | 463 | | | |
50m 27.35 (27.35) 100m 57.95 (30.60) [57.95] |
| 11 | Ippoliti Mattia | 2009 | SIS Roma SSD | 00'58''73 | 445 | | | |
50m 28.01 (28.01) 100m 58.73 (30.72) [58.73] |
| 12 | Mastella Lorenzo | 2010 | SS Lazio Nuoto | 00'59''36 | 431 | | | |
50m 28.54 (28.54) 100m 59.36 (30.82) [59.36] |
| 13 | Gubbini Lorenzo | 2010 | SS Lazio Nuoto | 00'59''42 | 429 | | | |
50m 28.39 (28.39) 100m 59.42 (31.03) [59.42] |
| 14 | D'Ottavi Gabriele | 2009 | Physical Village Roma SSD | 00'59''77 | 422 | | | |
50m 28.46 (28.46) 100m 59.77 (31.31) [59.77] |
| 15 | Festuccia Valerio | 2010 | Ippocampo SSD - Roma | 00'59''90 | 419 | | | |
50m 28.86 (28.86) 100m 59.90 (31.04) [59.90] |
| 16 | Bergonzoli Filippo | 2010 | Forum Sport Center - Roma | 01'00''29 | 411 | | | |
50m 29.46 (29.46) 100m 1:00.29 (30.83) [1:00.29] |
| 17 | Milo Emanuele | 2009 | Centro Nuoto Anagni ASD | 01'00''45 | 408 | | | |
50m 27.98 (27.98) 100m 1:00.45 (32.47) [1:00.45] |
| 18 | Bellucci Cristian | 2009 | Primavera Campus SSD SRL | 01'00''54 | 406 | | | |
50m 29.37 (29.37) 100m 1:00.54 (31.17) [1:00.54] |
| 19 | Bergonzoli Teo | 2010 | Forum Sport Center - Roma | 01'01''51 | 387 | | | |
50m 29.87 (29.87) 100m 1:01.51 (31.64) [1:01.51] |
| 20 | Felicita' Matteo | 2009 | Nuova Partenope Nuoto SSD | 01'01''53 | 387 | | | |
50m 28.39 (28.39) 100m 1:01.53 (33.14) [1:01.53] |
| 21 | Iacovissi Lorenzo | 2010 | SS Lazio Nuoto | 01'02''19 | 374 | | | |
50m 29.71 (29.71) 100m 1:02.19 (32.48) [1:02.19] |
| 22 | Conocchioli Armando | 2009 | Reds ASD | 01'02''51 | 369 | | | |
50m 30.10 (30.10) 100m 1:02.51 (32.41) [1:02.51] |
| 23 | Marcon Lorenzo | 2009 | SS Lazio Nuoto | 01'03''31 | 355 | | | |
50m 30.95 (30.95) 100m 1:03.31 (32.36) [1:03.31] |
| 24 | Tomasoni Christian | 2010 | Primavera Campus SSD SRL | 01'03''69 | 348 | | | |
50m 29.95 (29.95) 100m 1:03.69 (33.74) [1:03.69] |
| 25 | Yakymovych Vladyslav | 2009 | Nuova Partenope Nuoto SSD | 01'06''21 | 310 | | | |
50m 31.76 (31.76) 100m 1:06.21 (34.45) [1:06.21] |
| 26 | Liquori Massimo | 2010 | SS Lazio Nuoto | 01'10''72 | 254 | | | |
50m 33.04 (33.04) 100m 1:10.72 (37.68) [1:10.72] |
