Stadium: SD Gimnazije Fran Galovic Round: 2
| U18 European Championship | 2018/08/09 18:30 | Croatia U18 v Portugal U18 | L | 37-21 |
| U18 Friendly Games | 2018/08/05 15:00 | Portugal U18 v Sweden U18 | L | 24-31 |
| U18 Friendly Games | 2018/08/04 17:00 | Portugal U18 v Norway U18 | W | 27-26 |
| U18 Four Nations Cup | 2018/07/01 17:00 | Portugal U18 v Hungary U18 | W | 24-23 |
| U18 Four Nations Cup | 2018/06/30 13:30 | Romania U18 v Portugal U18 | L | 27-25 |
| U18 Four Nations Cup | 2018/06/29 17:00 | Portugal U18 v Italy U18 | W | 31-30 |
| U18 Friendly Games | 2018/03/29 19:30 | Portugal U18 v Romania U18 | W | 47-24 |
| U18 European Championship | 2018/08/09 16:30 | Serbia U18 v Israel U18 | D | 25-25 |