| Date/Time | Phase | Team 1 | Team 2 | Score | Status |
|---|---|---|---|---|---|
| 30/8/2021 11:30 | PRELIMINARY ROUND | YBL WPC I | LUCA LOCATELLI B | 19 - 2 | Finished |
| 30/8/2021 11:30 | PRELIMINARY ROUND | CLUB AQ. PESCARA | SWIM ACTION PE | 16 - 3 | Finished |
| 30/8/2021 12:05 | PRELIMINARY ROUND | CN SALERNO | BARRACUDA | 14 - 0 | Finished |
| 30/8/2021 12:05 | PRELIMINARY ROUND | YBL WPC II | SS LAZIO NUOTO | 3 - 7 | Finished |
| 30/8/2021 12:40 | PRELIMINARY ROUND | KAPOSVARI VK II. | L.R.N. PERUGIA | 3 - 14 | Finished |
| 30/8/2021 12:40 | PRELIMINARY ROUND | LIONS | PRESIDENT BOLOGNA | 10 - 1 | Finished |
| 30/8/2021 13:15 | PRELIMINARY ROUND | DFVE M. | COCAI | 3 - 14 | Finished |
| 30/8/2021 13:15 | PRELIMINARY ROUND | WATERPOLO PALERMO | XBS WATER POLO | 4 - 6 | Finished |
| 30/8/2021 15:30 | PRELIMINARY ROUND | KAPOSVARI VK I. | MESTRINA | 17 - 2 | Finished |
| 30/8/2021 15:30 | PRELIMINARY ROUND | PSN SPORTISKOLA | GRIFONIBIANCOROSS | 16 - 5 | Finished |
| 30/8/2021 16:05 | PRELIMINARY ROUND | SEAHORSES | PL. PADOVA BOYS | 2 - 10 | Finished |
| 30/8/2021 16:05 | PRELIMINARY ROUND | MULHOUSE WP | RANGERS VI | 7 - 7 | Finished |
| 30/8/2021 16:40 | PRELIMINARY ROUND | XBS WATER POLO | YBL WPC I | 4 - 15 | Finished |
| 30/8/2021 16:40 | PRELIMINARY ROUND | LUCA LOCATELLI B | CLUB AQ. PESCARA | 4 - 15 | Finished |
| 30/8/2021 17:15 | PRELIMINARY ROUND | BARRACUDA | DFVE M. | 4 - 10 | Finished |
| 30/8/2021 17:15 | PRELIMINARY ROUND | COCAI | PL. PADOVA GIRLS | 11 - 2 | Finished |
| 30/8/2021 17:50 | PRELIMINARY ROUND | MESTRINA | LUCA LOCATELLI G | 3 - 13 | Finished |
| 30/8/2021 17:50 | PRELIMINARY ROUND | PL. PADOVA BOYS | MULHOUSE WP | 11 - 4 | Finished |
| 30/8/2021 18:25 | PRELIMINARY ROUND | SWIM ACTION PE | DFVE F. | 5 - 8 | Finished |
| 30/8/2021 18:25 | PRELIMINARY ROUND | SS LAZIO NUOTO | CN SALERNO | 9 - 6 | Finished |
| 30/8/2021 19:00 | PRELIMINARY ROUND | PRESIDENT BOLOGNA | PSN SPORTISKOLA | 5 - 12 | Finished |
| 30/8/2021 19:00 | PRELIMINARY ROUND | GRIFONIBIANCOROSS | KAPOSVARI VK I. | 5 - 15 | Finished |
| 30/8/2021 19:35 | PRELIMINARY ROUND | RANGERS VI | KAPOSVARI VK II. | 11 - 6 | Finished |
| 30/8/2021 19:35 | PRELIMINARY ROUND | L.R.N. PERUGIA | PINGUINE | 15 - 1 | Finished |
| 31/8/2021 09:10 | PRELIMINARY ROUND | DFVE F. | PINGUINE | 7 - 2 | Finished |
| 31/8/2021 09:45 | PRELIMINARY ROUND | LUCA LOCATELLI G | PL. PADOVA GIRLS | 3 - 7 | Finished |
| 31/8/2021 11:30 | PRELIMINARY ROUND | YBL WPC I | DFVE F. | 18 - 2 | Finished |
| 31/8/2021 11:30 | PRELIMINARY ROUND | WATERPOLO PALERMO | SWIM ACTION PE | 14 - 4 | Finished |
| 31/8/2021 12:05 | PRELIMINARY ROUND | PRESIDENT BOLOGNA | GRIFONIBIANCOROSS | 13 - 3 | Finished |
| 31/8/2021 12:05 | PRELIMINARY ROUND | YBL WPC II | COCAI | 6 - 9 | Finished |