| Athlete | Country | Sports | Date of birth |
|---|---|---|---|
| Adrián Abadía | DIV | 5 April 2002 | |
| Irina Astashkina | DIV | 15 March 2002 | |
| Phoebe Banks | DIV | 14 December 2000 | |
| Artsiom Barouski | DIV | 16 September 1999 | |
| Aleksandra Bibikina | DIV | 16 April 2002 | |
| Maia Biginelli | DIV | 9 June 2003 | |
| Yana Bolshakova | DIV | ||
| Ruby Bower | DIV | 1 August 1999 | |
| Louise Bradley | DIV | 2002 | |
| Aron Brun | DIV | 7 March 2002 | |
| Eden Cheng | DIV | 2 December 2002 | |
| Anna Chuinyshena | DIV | 17 December 2000 | |
| Madeline Coquoz | DIV | 13 January 1999 | |
| Matthew Dixon | DIV | 19 April 2000 | |
| Aurelian Dragomir | DIV | 21 March 2001 | |
| Riccardo Giovannini | DIV | 14 March 2003 | |
| Yasmin Harper | DIV | 28 July 2000 | |
| Alexander Hart | DIV | 7 March 1999 | |
| Michelle Heimberg | DIV | 2 June 2000 | |
| Lena Hentschel | DIV | 17 June 2001 | |
| Aidan Heslop | DIV | 18 April 2002 | |
| Emil Ibragimov | DIV | 8 December 2001 | |
| Ulyana Klyuyeva | DIV | 30 June 2002 | |
| Patrick Kreisel | DIV | 30 April 1999 | |
| Valeriya Liulko | DIV | 18 September 1999 | |
| Sofiya Lyskun | DIV | 7 February 2002 | |
| Maksim Malofeyev | DIV | 31 July 2003 | |
| Lou Massenberg | DIV | 13 November 2000 | |
| Scarlett Mew Jensen | DIV | 31 December 2001 | |
| Nikolaos Molvalis | DIV | 6 July 2000 | |
| Yekaterina Nekrasova | DIV | 18 June 1999 | |
| Nikita Nikolayev | DIV | 30 June 1999 | |
| Chiara Pellacani | DIV | 12 September 2002 | |
| Francesco Porco | DIV | 22 October 1999 | |
| Simon Rieckhoff | DIV | 28 June 1999 | |
| Sandro Rogava | DIV | 25 August 2003 | |
| Alin-Ioan Ronțu | DIV | 13 September 2000 | |
| Polina Sayekova | DIV | 15 February 2003 | |
| Nikolaj Schaller | DIV | 22 September 2000 | |
| Tatyana Stepanova | DIV | 13 March 2000 | |
| Jonathan Suckow | DIV | 4 January 1999 | |
| Tino Tapio | DIV | 27 June 2002 | |
| Ruslan Ternovoy | DIV | 10 April 2001 | |
| Illia Trushin | DIV | 2001 | |
| Athanasios Tsirikos | DIV | 4 March 2002 | |
| Gennady Vagin-Fokin | DIV | 15 March 2002 | |
| Christina Wassen | DIV | 12 January 1999 | |
| Elena Wassen | DIV | 1 November 2000 | |
| Moritz Wesemann | DIV | 10 May 2002 | |
| Noah Williams | DIV | 15 May 2000 |