Head to Head
| 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 |
| Champions League | 2017/10/25 17:30 | CN Barceloneta v Olympiakos | D | 7-7 |
| Champions League | 2016/03/12 17:30 | Olympiakos v CN Barceloneta | L | 9-5 |
| Champions League | 2015/12/15 18:15 | CN Barceloneta v Olympiakos | D | 7-7 |
| Champions League | 2015/03/04 18:15 | CN Barceloneta v Olympiakos | W | 12-8 |
Home History
| Champions League | 2021/04/22 12:00 | CN Barceloneta v Jadran Carine | W | 13-11 |
| Champions League | 2021/04/21 17:00 | CN Barceloneta v FTC Budapest | L | 7-8 |
| Champions League | 2021/04/20 17:00 | CN Barceloneta v AN Brescia | W | 10-9 |
| Copa del Rey | 2021/03/14 13:00 | CN Barceloneta v CN Barcelona | W | 9-3 |
| Copa del Rey | 2021/03/13 11:30 | CN Barceloneta v Sabadell | W | 10-8 |
| Copa del Rey | 2021/03/12 10:30 | CN Barceloneta v CN Mataro Quadis | W | 13-4 |
| Champions League | 2021/03/05 13:00 | Dinamo Tbilisi v CN Barceloneta | W | 6-14 |
| Champions League | 2021/03/04 15:30 | CN Barceloneta v Waspo Hannover | W | 12-8 |
Away History
| Champions League | 2021/04/21 15:45 | Olympiakos v CN Marseille | W | 11-7 |
| Champions League | 2021/04/20 18:15 | Pro Recco v Olympiakos | L | 13-6 |
| Champions League | 2021/04/19 15:45 | Jug Dubrovnik v Olympiakos | D | 11-11 |
| Greece A1 | 2021/04/16 16:30 | NO Chios v Olympiakos | W | 5-19 |
| Greece A1 | 2021/04/11 09:30 | Olympiakos v OYK Volou | W | 20-3 |
| Greece A1 | 2021/04/09 10:00 | Ydraikos v Olympiakos | W | 9-18 |
| Greece A1 | 2021/04/07 14:00 | GS Peristeriou v Olympiakos | W | 5-9 |
| Greece A1 | 2021/03/27 10:00 | Olympiakos v Ethnikos Piraeus | W | 18-4 |