| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Mattia Antonioli | STK | 27 August 1996 | |
| Denis Ayrapetyan | STK | 17 January 1997 | |
| Nicole Botter-Gomez | STK | 6 June 1997 | |
| Daan Breeuwsma | STK | 29 December 1987 | |
| Vladislav Bykanov | STK | 19 November 1989 | |
| Andrea Cassinelli | STK | 2 September 1993 | |
| Yuri Confortola | STK | 24 April 1986 | |
| Tommaso Dotti | STK | 11 July 1993 | |
| Daniil Eybog | STK | 20 March 1997 | |
| Arianna Fontana | STK | 14 April 1990 | |
| Marco Giordano | STK | 27 July 1996 | |
| Dylan Hoogerwerf | STK | 9 August 1995 | |
| Yara van Kerkhof | STK | 31 May 1990 | |
| Yekaterina Konstantinova | STK | 13 October 1995 | |
| Itzhak de Laat | STK | 13 June 1994 | |
| Shaoang Liu | STK | 13 March 1998 | |
| Shaolin Sándor Liu | STK | 20 November 1995 | |
| Emina Malagich | STK | 29 August 1995 | |
| Natalia Maliszewska | STK | 16 September 1995 | |
| Cynthia Mascitto | STK | 4 October 1992 | |
| Sofya Prosvirnova | STK/SSK | 20 December 1997 | |
| Sven Roes | STK | 26 November 1999 | |
| Lara van Ruijven | STK | 28 December 1992 | |
| Suzanne Schulting | STK/SSK | 25 September 1997 | |
| Anna Seidel | STK | 31 March 1998 | |
| Aleksandr Shulginov | STK | 1 March 1998 | |
| Pavel Sitnikov | STK | 5 August 1998 | |
| Martina Valcepina | STK | 4 June 1992 | |
| Dennis Visser | STK | 3 April 1995 | |
| Rianne de Vries | STK | 14 December 1990 | |
| Yekaterina Yefremenkova | STK | 31 December 1997 | |
| Semyon Yelistratov | STK | 3 May 1990 |