| Player | Country | Position | born | |
|---|---|---|---|---|
| B | ||||
| Damir Bartulovič |
|
Slovenia | Forward | 22/02/1996 |
| Luka Baruca |
|
Slovenia | Midfielder | 09/01/2003 |
| Gabriel Bogatinov |
|
Slovenia | Forward | 28/07/2009 |
| C | ||||
| Timothy Ček |
|
Slovenia | Midfielder | 05/04/2007 |
| Domen Črnigoj |
|
Slovenia | Midfielder | 18/11/1995 |
| D | ||||
| Iztok Drašler |
|
Slovenia | Goalkeeper | 29/04/2008 |
| Arman Durmiši |
|
Slovenia | Forward | 25/06/2008 |
| F | ||||
| Matic Ferk |
|
Slovenia | 29/05/2008 | |
| H | ||||
| Rene Hrvatin |
|
Slovenia | Midfielder | 08/12/2006 |
| K | ||||
| Kenan Kurtović |
|
Slovenia | Forward | 18/01/2007 |
| M | ||||
| Tian Mačak |
|
Slovenia | Defender | 09/01/2009 |
| Enej Marsetič |
|
Slovenia | Forward | 04/12/2004 |
| Kristjan Matoševič |
|
Croatia | Goalkeeper | 05/06/1997 |
| Erik Milošević |
|
Slovenia | Midfielder | 21/03/2007 |
| S | ||||
| Jakob Slak |
|
Slovenia | Midfielder | 23/06/2007 |
| Aleksej Šutalo |
|
Slovenia | Forward | 20/04/2009 |
| T | ||||
| Martin Turk |
|
Slovenia | Goalkeeper | 21/08/2003 |
| V | ||||
| Dušan Vukelić |
|
Slovenia | Defender | 09/01/2007 |
| Z | ||||
| Luka Žavbi |
|
Slovenia | Midfielder | 20/01/2006 |
| Benjamin Zerak |
|
Slovenia | Goalkeeper | 14/12/2006 |
![FC Koper [Youth B]](https://s.hs-data.com/bilder/wappen/mittel/28518.gif?fallback=png "FC Koper [Youth B]")
![FC Koper [Youth]](https://s.hs-data.com/bilder/wappen/mini/23765.gif?fallback=png "FC Koper [Youth]"){kind=small}
![FC Koper [Youth C]](https://s.hs-data.com/bilder/wappen/mini/29767.gif?fallback=png "FC Koper [Youth C]"){kind=small}