Serie A1 (water polo)
| Current season, competition or edition: 2025–26 Serie A1 (men's water polo) | |
| Sport | Water polo |
|---|---|
| Founded | 1912 |
| Administrator | Italian Swimming Federation (FIN) |
| No. of teams | 14 |
| Country | Italy |
| Confederation | LEN (Europe) |
| Most recent champion(s) | Pro Recco (37th title) (2024–25) |
| Most titles | Pro Recco (37 titles) |
| Broadcaster(s) | Rai Sport |
| Relegation to | Serie A2 |
| Domestic cup(s) | Coppa Italia |
| International cup(s) | LEN Champions League LEN Euro Cup |
| Official website | federnuoto.it |
The Serie A1 di pallanuoto maschile is the premier division of the Italian water polo male national championship. First held in 1912, it is currently contested by fourteen teams. Pro Recco is Serie A1's most successful club with 37 titles since 1959, followed by CN Posillipo with eleven.