Head to Head
| Griechenland - A1 | 2022/11/02 17:30 | Ethnikos Piräus v Ydraikos | W | 8-11 |
| Wasserballspiele | 2022/09/22 17:30 | Ydraikos v Ethnikos Piräus | L | 11-13 |
| Griechenland - A1 | 2021/04/14 16:30 | Ethnikos Piräus v Ydraikos | W | 6-8 |
| Griechenland - A1 | 2019/05/05 12:58 | Ydraikos v Ethnikos Piräus | L | 5-6 |
| Griechenland - A1 | 2019/05/03 16:30 | Ethnikos Piräus v Ydraikos | L | 9-6 |
| Others | 2018/05/06 12:30 | Ethnikos Piräus v Ydraikos | L | 1-0 |
| Others | 2018/05/02 12:30 | Ethnikos Piräus v Ydraikos | D | 6-6 |
| Others | 2017/12/01 14:00 | Ethnikos Piräus v Ydraikos | W | 5-7 |
Home History
| Griechenland - A1 | 2022/11/16 15:00 | Panathinaikos v Ydraikos | L | 10-9 |
| Griechenland - A1 | 2022/11/02 17:30 | Ethnikos Piräus v Ydraikos | W | 8-11 |
| Griechenland - A1 | 2022/10/22 13:00 | Ydraikos v Olympiakos | L | 2-8 |
| Griechenland - A1 | 2022/10/19 17:30 | Panionios v Ydraikos | L | 20-8 |
| LEN Euro Cup | 2022/10/16 07:30 | Ydraikos v Szolnok | L | 3-15 |
| LEN Euro Cup | 2022/10/14 09:00 | Pays d'Aix Natation v Ydraikos | L | 15-9 |
| LEN Euro Cup | 2022/10/13 13:00 | Ydraikos v CC Ortigia | L | 10-22 |
| Griechenland - A1 | 2022/10/08 13:00 | Ydraikos v AEK | L | 4-8 |
Away History
| Griechenland - A1 | 2022/11/05 11:45 | Nireas Chalandriou v Ethnikos Piräus | W | 11-16 |
| Griechenland - A1 | 2022/11/02 17:30 | Ethnikos Piräus v Ydraikos | L | 8-11 |
| Griechenland - A1 | 2022/10/26 17:30 | Panionios v Ethnikos Piräus | L | 14-7 |
| Griechenland - A1 | 2022/10/15 14:00 | Panathinaikos v Ethnikos Piräus | L | 10-8 |
| Griechenland - A1 | 2022/10/08 13:00 | Ethnikos Piräus v NO Chios | W | 10-9 |
| Wasserballspiele | 2022/09/25 15:00 | Ethnikos Piräus v PAOK | L | 6-8 |
| Wasserballspiele | 2022/09/25 07:00 | NO Vouliagmenis v Ethnikos Piräus | L | 17-5 |
| Wasserballspiele | 2022/09/24 18:00 | Ethnikos Piräus v Ilisiakos Ao | W | 14-13 |