Head to Head
| Friendly Matches | 2019/09/22 16:30 | Olympiakos v Ydraikos | L | 11-6 |
| Others | 2018/11/14 17:30 | Olympiakos v Ydraikos | L | 12-3 |
| Others | 2018/05/17 12:30 | Ydraikos v Olympiakos | L | 3-14 |
| Others | 2017/01/14 12:21 | Olympiakos v Ydraikos | L | 10-3 |
Home History
| Friendly Matches | 2019/09/22 16:30 | Olympiakos v Ydraikos | L | 11-6 |
| Friendly Matches | 2019/09/22 07:29 | Paleo Faliro v Ydraikos | W | 7-11 |
| Greece A1 | 2019/05/09 12:00 | Ydraikos v PAOK | L | 7-8 |
| Greece A1 | 2019/05/05 12:58 | Ydraikos v Ethnikos Piraeus | L | 5-6 |
| Greece A1 | 2019/05/03 16:30 | Ethnikos Piraeus v Ydraikos | L | 9-6 |
| Greece A1 | 2019/03/27 13:00 | ANO Glyfadas v Ydraikos | L | 14-4 |
| Greece A1 | 2019/03/23 15:57 | Ydraikos v NO Vouliagmenis | L | 2-14 |
| Others | 2019/01/05 17:58 | Palaiou Falirou v Ydraikos | W | 4-8 |
Away History
| Champions League | 2019/10/18 16:00 | Olympiakos v Sintez Kazan | W | 10-8 |
| Champions League | 2019/10/07 17:00 | Jadran Split v Olympiakos | W | 8-17 |
| Friendly Matches | 2019/09/22 16:30 | Olympiakos v Ydraikos | W | 11-6 |
| Friendly Matches | 2019/09/22 05:58 | Olympiakos v Panionios | W | 10-6 |
| Friendly Matches | 2019/09/20 09:26 | NO Chania v Olympiakos | W | 7-19 |
| Champions League | 2019/06/08 18:30 | Olympiakos v FTC Budapest | L | 13-14 |
| Champions League | 2019/06/07 17:00 | Pro Recco v Olympiakos | W | 11-12 |
| Champions League | 2019/06/06 18:30 | Olympiakos v AN Brescia | W | 8-7 |