| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Veronika Antošová | SSK | 27 November 2000 | |
| Mathieu Belloir | SSK | 22 April 2000 | |
| Marcel Bosker | SSK | 19 January 1997 | |
| Magdalena Czyszczoń | SSK | 4 March 1995 | |
| Marlen Ehseluns | SSK | 5 June 2003 | |
| Sander Eitrem | SSK | 12 February 2002 | |
| Wilhelm Ekensskär | SSK | 18 June 1998 | |
| Davide Ghiotto | SSK | 3 December 1993 | |
| Konstantin Götze | SSK | 11 December 2000 | |
| Marijke Groenewoud | SSK | 28 January 1999 | |
| Robin Groot | SSK | 12 January 2001 | |
| Sofie Karoline Haugen | SSK | 22 April 1995 | |
| Sigurd Henriksen | SSK | 26 October 2004 | |
| Antoinette de Jong | SSK | 6 April 1995 | |
| Olga Kaczmarek-Piotrowska | SSK | 4 October 1999 | |
| Peder Kongshaug | SSK | 13 August 2001 | |
| Zuzana Kuršová | SSK | 2 April 2003 | |
| Eva Lagrange | SSK | 17 April 1993 | |
| Timothy Loubineaud | SSK | 5 June 1996 | |
| Aurora Løvås | SSK | 14 March 2005 | |
| Gabriel Odor | SSK | 23 August 2000 | |
| Szymon Pałka | SSK | 14 March 1997 | |
| Laura Peveri | SSK | 15 July 2001 | |
| Patrick Roest | SSK | 7 December 1995 | |
| Beau Snellink | SSK | 14 March 2001 | |
| Bart Swings | ROL/SSK | 12 February 1991 | |
| Sandrine Tas | CYC/ROL/SSK | 7 September 1995 | |
| Michelle Uhrig | SSK | 20 January 1996 | |
| Ragne Wiklund | SSK | 9 May 2000 |