2005 World Junior Water Polo Championships
| Host City |
Mar del Plata |
| Country |
 ARG |
| Held |
6 – 15 October 2005 |
| Competitors |
39 |
| Countries |
21 |
Events
| Event |
Gender |
Held |
Status |
Competitors |
Countries |
| Water Polo |
Men |
6 – 15 October 2005 |
Medal |
39 |
21 |
Medal table
| Pos |
Country |
🥇 Gold |
🥈 Silver |
🥉 Bronze |
Total |
| 1 |
Serbia and Montenegro |
 SCG |
1 |
0 |
0 |
1 |
| 2 |
Croatia |
 CRO |
0 |
1 |
0 |
1 |
| 3 |
Spain |
 ESP |
0 |
0 |
1 |
1 |
Medal winners