| 1 | Obrovac Nikola | 1998 | CRO Medvescak Zagreb | 00'28''27 | 816 |
| 2 | Gamba Federico Mattia | 1999 | Gestisport Coop SSD - Carugate | 00'29''90 | 689 |
| 3 | Rajkovic Antonio | 2001 | CRO Plivacki Klub Primorje Rijeka | 00'30''17 | 671 |
| 4 | Knez Lovro | 2002 | SLO Plavalni Klub Fuzinar Ravne Na Koroskem | 00'30''44 | 653 |
| 5 | Steharnik Dejan | 2000 | SLO Plavalni Klub Fuzinar Ravne Na Koroskem | 00'30''54 | 647 |
| 6 | Moze Matija | 2000 | SLO Plavalni Klub Fuzinar Ravne Na Koroskem | 00'30''71 | 636 |
| 7 | Lakovic Anteo | 2000 | CRO Plivacki Klub Pula | 00'31''07 | 614 |
| 8 | Sapcanin Amar | 2000 | BIH Sport Time - Sarajevo | 00'31''11 | 612 |
| 9 | Gasparin Deni | 1989 | CRO Rijeka | 00'31''32 | 600 |
| 10 | De Meneghi Filippo | 2002 | Montebelluna Nuoto A.S.D. | 00'31''39 | 596 |
| 11 | Culin Ante Toni | 2000 | CRO PK Mladost Zagreb | 00'31''92 | 567 |
| 12 | Vrbic Val | 2001 | CRO PK Mladost Zagreb | 00'32''13 | 555 |
| 13 | Puppi Gabriele | 2000 | Phoenix ASD | 00'32''26 | 549 |
| 14 | Muzina Matija | 2002 | CRO Delfin | 00'32''28 | 548 |
| 15 | Matijevic Leon | 2001 | CRO Plivacki Klub Primorje Rijeka | 00'32''71 | 526 |
| 16 | Nisi Simone | 2002 | Gestisport Coop SSD - Carugate | 00'32''83 | 521 |
| 17 | Smolic Andrija | 2000 | CRO Jadera Zadar | 00'32''88 | 518 |
| 18 | Fajon Nej | 2002 | SLO Plavalni Klub Olimpija Ljubljana | 00'33''19 | 504 |
| 19 | Kovacevic David | 2003 | CRO Medimurje | 00'33''60 | 486 |
| 20 | Pavlesic Toni | 2001 | CRO Plivacki Klub Primorje Rijeka | 00'33''70 | 481 |
| 21 | Topazi Davide | 1999 | Pallanuoto Trieste SSD | 00'33''89 | 473 |
| 22 | Vodenik Jan | 2003 | SLO Plavalni Klub Neptun Celje | 00'33''96 | 470 |
| 23 | Ivekovic Nikola | 2001 | CRO Olimp Zabok | 00'34''47 | 450 |
| 24 | Vujic Goran | 2003 | CRO Sisak | 00'34''56 | 446 |
| 25 | Watanabe Yuto | 2003 | GBR Hatfield | 00'35''13 | 425 |
| 26 | Jerkovic Ivan | 2002 | CRO Rijeka | 00'38''74 | 317 |
| 27 | Ivovic Leon | 2001 | CRO Swim Club Kantrida | 00'42''36 | 242 |
