| Player | Country | Position | born | |
|---|---|---|---|---|
| A | ||||
| David Adam |
|
Slovenia | Goalkeeper | 15/11/1993 |
| B | ||||
| Alex Bečaj |
|
Slovenia | Midfielder | 1998 |
| Miha Blažič |
|
Slovenia | Defender | 08/05/1993 |
| Emir Burkic |
|
Slovenia | Midfielder | 27/07/1993 |
| C | ||||
| Domen Črnigoj |
|
Slovenia | Midfielder | 18/11/1995 |
| Filip Cukjati |
|
Slovenia | Defender | 08/04/2003 |
| D | ||||
| Haris Dedič |
|
Slovenia | Midfielder | 06/07/1997 |
| G | ||||
| Erik Galina |
|
Slovenia | Defender | 30/07/2002 |
| H | ||||
| Tay Husanović |
|
Slovenia | Forward | 12/06/2004 |
| I | ||||
| Stefan Ilic |
|
Slovenia | Defender | 08/02/2004 |
| K | ||||
| Nemanja Kašiković |
|
Croatia | Forward | 01/10/2001 |
| L | ||||
| Kenan Lamadžema |
|
Bosnia-Herzegovina | Forward | 04/02/2005 |
| P | ||||
| Matic Paljk |
|
Slovenia | Midfielder | 02/10/1997 |
| Martin Pečar |
|
Slovenia | Forward | 05/07/2002 |
| Gal Pečjak |
|
Slovenia | Midfielder | 18/04/2005 |
| R | ||||
| Adriano Rizvic |
|
Bosnia-Herzegovina | Midfielder | 12/12/2006 |
| S | ||||
| Valent Šavor |
|
Slovenia | Defender | 06/08/2006 |
| Jakob Slak |
|
Slovenia | Midfielder | 23/06/2007 |
| Tim Štrasberger |
|
Slovenia | Goalkeeper | 02/04/2005 |
| Aljaž Struna |
|
Slovenia | Defender | 04/08/1990 |
| Z | ||||
| Luka Žavbi |
|
Slovenia | Midfielder | 20/01/2006 |
![FC Koper [Youth]](https://s.hs-data.com/bilder/wappen/mittel/23765.gif?fallback=png "FC Koper [Youth]")
![FC Koper [Youth B]](https://s.hs-data.com/bilder/wappen/mini/28518.gif?fallback=png "FC Koper [Youth B]"){kind=small}
![FC Koper [Youth C]](https://s.hs-data.com/bilder/wappen/mini/29767.gif?fallback=png "FC Koper [Youth C]"){kind=small}