Stadium: Dvorana Zlatorog Round: 2
| U20 European Championships | 2018/07/19 13:00 | Spain U20 v Poland U20 | L | 32-23 |
| International | 2018/07/13 14:00 | Poland U20 v Serbia U20 | W | 26-25 |
| International | 2018/07/12 14:00 | Poland U20 v Russia U20 | D | 23-23 |
| U20 European Championships | 2018/07/19 11:00 | Croatia U20 v Russia U20 | W | 26-22 |
| International | 2018/07/13 09:30 | Croatia U20 v Slovenia U20 | W | 30-19 |
| International | 2018/07/11 15:00 | Slovenia U20 v Croatia U20 | L | 30-22 |
| International | 2018/07/06 16:00 | Hungary U20 v Croatia U20 | W | 25-34 |
| International | 2018/07/05 14:00 | Austria U20 v Croatia U20 | W | 11-20 |
| International | 2018/06/29 07:55 | Croatia U20 v Hungary U20 | W | 32-28 |
| International | 2018/06/28 16:00 | Croatia U20 v Hungary U20 | W | 36-29 |
| International | 2018/06/23 11:30 | Saudi Arabia U20 v Croatia U20 | W | 17-33 |