Competitors for 2012 European Junior Men's Water Polo Championships
| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Mate Anić |  CRO |
WAP | 6 April 1994 |
| Lorenzo Bruni |  ITA |
WAP | 8 April 1994 |
| Antonio Buha | CRO |
WAP | 9 June 1995 |
| Luka Bukić | CRO |
WAP | 30 April 1994 |
| Tommaso Busilacchi | ITA |
WAP | 3 November 1994 |
| Marino Čagalj | CRO |
WAP | 23 June 1994 |
| Luca Cupido | ITA USA |
WAP | 9 November 1995 |
| Francesco Di Fulvio | ITA |
WAP | 15 August 1993 |
| Marino Divković | CRO |
WAP | 6 February 1994 |
| Vincenzo Dolce | ITA |
WAP | 11 May 1995 |
| Nikola Eškert |  SRB |
WAP | |
| Andrea Fondelli | ITA |
WAP | 27 February 1994 |
| Andro Gagulić | CRO |
WAP | |
| Draško Gogov | SRB |
WAP | 18 February 1995 |
| Antun Goreta | CRO |
WAP | 30 March 1995 |
| Marko Macan | CRO |
WAP | 26 April 1993 |
| Dušan Mandić | SRB |
WAP | 16 June 1994 |
| Ivan Marcelić | CRO |
WAP | 18 February 1994 |
| Nemanja Matković | SRB |
WAP | |
| Mihajlo Milićević | SRB |
WAP | 12 June 1993 |
| Lovre Miloš | CRO |
WAP | 5 April 1994 |
| Dimitrije Obradović |  MNE SRB |
WAP | 22 August 1994 |
| Nicholas Presciutti | ITA |
WAP | 14 December 1993 |
| Sava Ranđelović | SRB |
WAP | 17 July 1993 |
| Viktor Rašović | SRB |
WAP | 13 August 1993 |
| Vincenzo Renzuto | ITA |
WAP | 8 April 1993 |
| Paulo Salemi |  BRA ITA |
WAP | 8 August 1993 |
| Ognjen Stojanović | SRB |
WAP | 27 April 1996 |
| Nenad Stojčić | SRB |
WAP | 19 January 1993 |
| Đorđe Tanasković | SRB |
WAP | 1994 |
| Dušan Vasić |  GEO SRB |
WAP | 17 July 1993 |
| Gabriele Vassallo | ITA |
WAP | 1 May 1993 |
| Alessandro Velotto | ITA |
WAP | 12 February 1995 |
| Tommaso Vergano | ITA |
WAP | 19 March 1993 |
| Lorenzo Vespa | ITA |
WAP | 20 April 1993 |
| Ante Visković | CRO |
WAP | 27 October 1993 |
| Milan Vitorović | SRB |
WAP | |
| Ante Vukičević | CRO |
WAP | 24 February 1993 |
| Ivan Živković | CRO |
WAP | 12 January 1995 |