| Slovenia U19 League | 2019/03/09 14:00 | ND Ilirija U19 v NK IB 1975 Ljubljana U19 | D | 1-1 |
| Slovenia U19 League | 2019/05/25 15:30 | NK Celje U19 v NK IB 1975 Ljubljana U19 | L | 6-0 |
| Slovenia U19 League | 2019/05/12 15:00 | NK Maribor U19 v NK IB 1975 Ljubljana U19 | L | 7-0 |
| Slovenia U19 League | 2019/04/27 10:00 | NK Bravo U19 v NK IB 1975 Ljubljana U19 | L | 4-0 |
| Slovenia U19 League | 2019/04/20 11:00 | NK IB 1975 Ljubljana U19 v NK Drava Ptuj U19 | L | 0-4 |
| Slovenia U19 League | 2019/04/15 15:00 | NK IB 1975 Ljubljana U19 v NK Domzale U19 | L | 0-2 |
| Slovenia U19 League | 2019/04/05 15:00 | NK Krsko U19 v NK IB 1975 Ljubljana U19 | D | 1-1 |
| Slovenia U19 League | 2019/03/09 14:00 | ND Ilirija U19 v NK IB 1975 Ljubljana U19 | D | 1-1 |
| Slovenia U19 League | 2018/05/19 16:00 | NK IB 1975 Ljubljana U19 v ND Gorica U19 | W | 2-0 |
| Slovenia U19 League | 2024/04/28 15:00 | ND Ilirija U19 v NK Nafta 1903 U19 | W | 3-1 |
| Slovenia U19 League | 2024/04/14 15:00 | ND Ilirija U19 v NK Celje U19 | W | 2-1 |
| Slovenia U19 League | 2024/04/09 16:29 | FC Koper U19 v ND Ilirija U19 | L | 2-1 |
| Slovenia U19 League | 2024/03/16 12:00 | ND Ilirija U19 v NK Maribor U19 | L | 2-6 |
| Slovenia U19 League | 2024/03/03 10:00 | ND Ilirija U19 v NK Aluminij U19 | D | 3-3 |
| Slovenia U19 League | 2024/02/23 12:30 | NK Radomlje U19 v ND Ilirija U19 | W | 0-4 |
| Slovenia U19 League | 2023/12/09 11:00 | ND Ilirija U19 v ND Gorica U19 | W | 1-0 |
| Slovenia U19 League | 2023/12/02 12:00 | NK Brinje Grosuplje U19 v ND Ilirija U19 | L | 2-1 |