| Slovenia | |
| Fina Code: | SLO |
| Association: | Federation of Water polo clubs Slovenia |
| Confederation: | LEN |
| Coach: | Mirko Vičević |
| Asst Coach: | Marko Gostić Teo Galič |
| Regional Cup Name: | European Championship |
| Regional Cup Apps: | 5 |
| Regional Cup First: | 1999 |
| Regional Cup Best: | 11th place (1999) |
Slovenia men's national water polo team represents Slovenia in international water polo competitions and friendly matches, and is governed by the Federation of Water polo clubs Slovenia.
The team participated at the European Water Polo Championship on five occasions. Their highest finish was 11th place in the 1999 edition.