| Serbia U19 League | 2020/08/30 14:00 | Radnicki Nis U19 v Radnicki Novi Beograd U19 | D | 3-3 |
| Serbia U19 League | 2021/03/20 12:00 | FK Internacional U19 v Radnicki Novi Beograd U19 | W | 0-1 |
| Serbia U19 League | 2021/03/13 09:00 | Radnicki Novi Beograd U19 v Cukaricki U19 | L | 1-2 |
| Serbia U19 League | 2021/03/06 10:00 | RFK Novi Sad 1921 U19 v Radnicki Novi Beograd U19 | W | 0-2 |
| Serbia U19 League | 2021/02/28 09:00 | Radnicki Novi Beograd U19 v Crvena Zvezda U19 | L | 0-3 |
| Serbia U19 League | 2020/11/21 10:00 | Radnicki Novi Beograd U19 v FK Graficar U19 | L | 1-2 |
| Serbia U19 League | 2020/11/14 10:00 | FK Napredak U19 v Radnicki Novi Beograd U19 | L | 4-2 |
| Serbia U19 League | 2020/11/09 11:00 | Radnicki Novi Beograd U19 v FK Spartak Zdrepceva Krv U19 | L | 2-3 |
| Serbia U19 League | 2020/11/01 13:00 | FK Brodarac U19 v Radnicki Novi Beograd U19 | L | 2-1 |
| Serbia U19 League | 2021/03/13 12:30 | Crvena Zvezda U19 v Radnicki Nis U19 | L | 6-1 |
| Serbia U19 League | 2021/03/08 12:00 | Radnicki Nis U19 v FK Graficar U19 | W | 2-0 |
| Serbia U19 League | 2020/12/05 12:00 | FK Spartak Zdrepceva Krv U19 v Radnicki Nis U19 | L | 5-0 |
| Serbia U19 League | 2020/11/29 10:00 | Radnicki Nis U19 v Mladost Lucani U19 | W | 2-1 |
| Serbia U19 League | 2020/11/22 12:00 | IMT Novi Belgrade U19 v Radnicki Nis U19 | L | 4-0 |
| Serbia U19 League | 2020/11/14 11:30 | FK Rad Beograd U19 v Radnicki Nis U19 | D | 2-2 |
| Serbia U19 League | 2020/11/08 13:00 | Radnicki Nis U19 v FK Vozdovac U19 | D | 1-1 |
| Serbia U19 League | 2020/11/01 10:00 | FK Trajal Krusevac U19 v Radnicki Nis U19 | W | 1-4 |