Head to Head
| Champions League | 2023/01/10 17:00 | Olympiakos v CN Barceloneta | W | 7-9 |
| Champions League | 2022/03/30 17:30 | CN Barceloneta v Olympiakos | W | 9-5 |
| Champions League | 2021/11/30 17:15 | Olympiakos v CN Barceloneta | L | 8-4 |
| Champions League | 2021/06/03 18:30 | CN Barceloneta v Olympiakos | W | 22-9 |
| Champions League | 2020/02/22 18:00 | Olympiakos v CN Barceloneta | W | 9-15 |
| Champions League | 2019/12/03 18:15 | CN Barceloneta v Olympiakos | D | 11-11 |
| Champions League | 2018/06/08 17:00 | Olympiakos v CN Barceloneta | L | 6-4 |
| Champions League | 2018/05/09 14:30 | Olympiakos v CN Barceloneta | L | 14-10 |
Home History
| Champions League | 2023/03/01 20:00 | Pro Recco v CN Barceloneta | W | 8-9 |
| Champions League | 2023/02/18 12:00 | CN Barceloneta v Jadran Split | W | 8-6 |
| Champions League | 2023/02/07 18:00 | Jadran Split v CN Barceloneta | W | 5-9 |
| Spain Federation Cup | 2023/02/05 13:00 | CN Barceloneta v Sabadell | D | 9-9 |
| Spain Federation Cup | 2023/02/04 11:00 | CN Barceloneta v CN Barcelona | W | 16-8 |
| Spain Federation Cup | 2023/02/03 13:30 | CN Barceloneta v CN Terrassa | W | 13-6 |
| Champions League | 2023/01/24 18:00 | CN Barceloneta v Pro Recco | L | 5-11 |
| Spanien - Liga Premaat | 2023/01/17 19:45 | CN Catalunya v CN Barceloneta | W | 5-23 |
Away History
| Champions League | 2023/03/01 17:00 | NO Vouliagmenis v Olympiakos | W | 6-14 |
| Champions League | 2023/02/18 19:30 | Radnicki v Olympiakos | D | 10-10 |
| Champions League | 2023/02/07 15:30 | Olympiakos v Radnicki | W | 13-7 |
| Champions League | 2023/01/24 17:30 | Olympiakos v NO Vouliagmenis | W | 14-6 |
| Griechenland - A1 | 2023/01/21 12:00 | Olympiakos v PAOK | W | 20-5 |
| Griechenland - A1 | 2023/01/14 12:00 | Olympiakos v Ethnikos Piräus | W | 16-4 |
| Champions League | 2023/01/10 17:00 | Olympiakos v CN Barceloneta | L | 7-9 |
| Griechenland - A1 | 2023/01/07 18:30 | AEK v Olympiakos | W | 7-20 |