| Athletes name | Federation | Gender | Hand | Age |
| Fabian Gross | Austria | Boys | Dual Righthanded | 14 |
| Angelina Strobl | Austria | Girls | Righthanded | 17 |
| Tabea Schlögl | Austria | Girls | Righthanded | 18 |
| Sofia Stoyanova | Bulgaria | Girls | Righthanded | 14 |
| Yana Dineva | Bulgaria | Girls | Dual Righthanded | 15 |
| Ian Jambrović | Croatia | Boys | Dual Righthanded | 16 |
| Marko Kovačević | Croatia | Boys | Dual Righthanded | 12 |
| Roko Knezić | Croatia | Boys | Dual Righthanded | 18 |
| Vedran Barunčić | Croatia | Boys | Dual Righthanded | 13 |
| Lana Dobrenić | Croatia | Girls | Righthanded | 17 |
| Vivian Banjac | Croatia | Girls | Righthanded | 16 |
| Nikolas Christofi | Cyprus | Boys | Dual Righthanded | 18 |
| David Mojka | Czech Republic | Boys | Dual Righthanded | 14 |
| Jaroslav Zapletal | Czech Republic | Boys | Dual Righthanded | 15 |
| Ondřej Prekop | Czech Republic | Boys | Dual Righthanded | 16 |
| Václav Kordulík | Czech Republic | Boys | Dual Righthanded | 17 |
| Eliška Brychová | Czech Republic | Girls | Righthanded | 16 |
| Ema Iwazawa | Czech Republic | Girls | Righthanded | 14 |
| Julie Rácová | Czech Republic | Girls | Righthanded | 15 |
| Pavla Žáčková | Czech Republic | Girls | Righthanded | 14 |
| Anton Præst Vinther Petersen | Denmark | Boys | Lefthanded | 18 |
| Benjamin Kjærsgaard Kristensen | Denmark | Boys | Righthanded | 16 |
| Nicolas Carter | Denmark | Boys | Righthanded | 18 |
| Tobias Kastfelt Bryde | Denmark | Boys | Dual Lefthanded | 15 |
| Hanne Boros Antonsen | Denmark | Girls | Righthanded | 17 |
| Karen Kærgaard Nielsen | Denmark | Girls | Lefthanded | 17 |
| Milla Patricia Hansen | Denmark | Girls | Righthanded | 18 |
| Sofie Kærgaard Nielsen | Denmark | Girls | Righthanded | 17 |
| Charlie Upton | England | Boys | Lefthanded | 16 |
| Daniel Harding | England | Boys | Righthanded | 18 |
| Frank Stephenson | England | Boys | Dual Lefthanded | 16 |
| Kallum Peach | England | Boys | Righthanded | 16 |
| Izzy Fletcher | England | Girls | Righthanded | 18 |
| Jessica Sillis | England | Girls | Righthanded | 17 |
| Millie Upton | England | Girls | Righthanded | 18 |
| Yola Stephenson | England | Girls | Righthanded | 16 |
| Franz Steven Saarm | Estonia | Boys | Dual Righthanded | 16 |
| Joosep Talviste | Estonia | Boys | Dual Righthanded | 17 |
| Karl Martin Veiderpass | Estonia | Boys | Dual Righthanded | 16 |
| Siim Henrik Saar | Estonia | Boys | Dual Righthanded | 18 |
| Isabella Eigo | Estonia | Girls | Righthanded | 11 |
| Kaisa-Ly Lee | Estonia | Girls | Righthanded | 13 |
| Mariel Uibu | Estonia | Girls | Righthanded | 18 |
| Marite Isakar | Estonia | Girls | Righthanded | 14 |
| Jussi Laine | Finland | Boys | Righthanded | 15 |
| Luukas Väänänen | Finland | Boys | Dual Righthanded | 18 |
| Markus Lahti | Finland | Boys | Dual Righthanded | 16 |
| Roni Leskinen | Finland | Boys | Righthanded | 18 |
| Emma Palermaa | Finland | Girls | Dual Righthanded | 12 |
| Melina Vikström | Finland | Girls | Righthanded | 18 |
| Stella Lökfors | Finland | Girls | Righthanded | 16 |
| Tiiamari Laukkanen | Finland | Girls | Righthanded | 17 |
| Galaad Navarro | France | Boys | Righthanded | 18 |
| Lilian Adnot | France | Boys | Righthanded | 18 |
| Remy Boivin | France | Boys | Dual Lefthanded | 18 |
| Thomas Laymet Carre | France | Boys | Dual Righthanded | 14 |
| Julie Perrier | France | Girls | Righthanded | 18 |
| Justine Raynaud | France | Girls | Righthanded | 16 |
| Lizea Bergamino | France | Girls | Righthanded | 16 |
| Yvanna Lerevenu | France | Girls | Righthanded | 17 |
| Jan Garbrecht | Germany | Boys | Righthanded | 17 |
| Max Lorenz | Germany | Boys | Dual Righthanded | 17 |
| Robin Reincke | Germany | Boys | Dual Righthanded | 16 |
| Stefan Olbricht | Germany | Boys | Righthanded | 18 |
| Celine Lüdecke | Germany | Girls | Righthanded | 18 |
| Lea Hassforth | Germany | Girls | Lefthanded | 15 |
| Maxine Bolek | Germany | Girls | Righthanded | 15 |
| Saskia Kirschke | Germany | Girls | Righthanded | 14 |
| Anastasios Exarchou | Greece | Boys | Dual Righthanded | 16 |
| Ioannis Xydas | Greece | Boys | Dual Righthanded | 15 |
| Chrysoula Anna Avgerinou | Greece | Girls | Righthanded | 18 |
| Ásgeir Karl Gústafsson | Iceland | Boys | Dual Righthanded | 14 |
| Matthías Leó Sigurðsson | Iceland | Boys | Righthanded | 15 |
| Mikael Aron Vilhelmsson | Iceland | Boys | Dual Righthanded | 16 |
| Tristan Máni Nínuson | Iceland | Boys | Righthanded | 15 |
| Alexandra Kristjánsdóttir | Iceland | Girls | Lefthanded | 18 |
| Hafdís Eva Pétursdóttir | Iceland | Girls | Righthanded | 17 |
| Olivia Clara Lindén | Iceland | Girls | Righthanded | 16 |
| Viktoría Hrund Þórisdóttir | Iceland | Girls | Righthanded | 16 |
| Colum Staines | Ireland | Boys | Dual Righthanded | 14 |
| Abby Mckeever | Ireland | Girls | Righthanded | 17 |
| Ciara Lawlor | Ireland | Girls | Righthanded | 17 |
| Hannah Masterson | Ireland | Girls | Dual Righthanded | 16 |
| Laura Grant | Ireland | Girls | Righthanded | 14 |
| Amit Waisz | Israel | Boys | Righthanded | 18 |
| Ron Chen | Israel | Boys | Righthanded | 13 |
| Yoav Iny | Israel | Boys | Dual Righthanded | 15 |
| Christian Forte | Italy | Boys | Righthanded | 17 |
| David Giantomassi | Italy | Boys | Righthanded | 15 |
| Francesco Tetiviola | Italy | Boys | Righthanded | 18 |
| Samuele Cannella | Italy | Boys | Righthanded | 17 |
| Cheyenne Cornetti | Italy | Girls | Righthanded | 16 |
| Giulia Pozzoli | Italy | Girls | Righthanded | 17 |
| Laurynas Narusis | Lithuania | Boys | Dual Righthanded | 17 |
| Chris Fenech | Malta | Boys | Righthanded | 16 |
| Dwayne Zahra | Malta | Boys | Lefthanded | 17 |
| Kayden Lagana | Malta | Boys | Dual Righthanded | 15 |
| Nicholas Muscat | Malta | Boys | Dual Righthanded | 18 |
| Karlise Bartolo | Malta | Girls | Righthanded | 14 |
| Kathryn Fenech | Malta | Girls | Righthanded | 17 |
| Mia Bugeja | Malta | Girls | Righthanded | 15 |
| Ruslana Grima | Malta | Girls | Righthanded | 18 |
| Dylan Hutchinson | Netherlands | Boys | Righthanded | 17 |
| Floris Dollevoet | Netherlands | Boys | Righthanded | 15 |
| Jeroen Schokker | Netherlands | Boys | Dual Righthanded | 18 |
| Vince Van Der Loo | Netherlands | Boys | Righthanded | 18 |
| Lotte Commandeur | Netherlands | Girls | Righthanded | 16 |
| Puck Baijens | Netherlands | Girls | Righthanded | 16 |
| Rosan Hamminga | Netherlands | Girls | Righthanded | 16 |
| Veerle Tribulet | Netherlands | Girls | Righthanded | 15 |
| Magnus Haram Mittet | Norway | Boys | Dual Righthanded | 14 |
| Marius Olsen Woxen | Norway | Boys | Righthanded | 17 |
| Mathias Danielsen Otting | Norway | Boys | Dual Righthanded | 15 |
| Sondre Talgø Olsen | Norway | Boys | Righthanded | 18 |
| Emilie Marie Aas | Norway | Girls | Righthanded | 15 |
| Jenny Mathiesen | Norway | Girls | Righthanded | 18 |
| Madelen Thorsrudhagen Danielsen | Norway | Girls | Dual Righthanded | 14 |
| Sanne Ørdal | Norway | Girls | Righthanded | 17 |
| Aleks Szczepaniak | Poland | Boys | Dual Righthanded | 18 |
| Daniel Krajewski | Poland | Boys | Dual Righthanded | 14 |
| Dominik Chomicz | Poland | Boys | Dual Righthanded | 18 |
| Patryk Antosiak | Poland | Boys | Dual Righthanded | 16 |
| Mate Balazs-Becsi | Romania | Boys | Dual Righthanded | 14 |
| Mihai Dragnia | Romania | Boys | Dual Lefthanded | 17 |
| Tamas Verzar | Romania | Boys | Righthanded | 16 |
| Zalan Imre | Romania | Boys | Righthanded | 17 |
| Calum Robertson | Scotland | Boys | Righthanded | 17 |
| Campbell Gribben | Scotland | Boys | Righthanded | 18 |
| Jack Mcdermott | Scotland | Boys | Righthanded | 18 |
| Kevin Shaw | Scotland | Boys | Righthanded | 16 |
| Amy Addison | Scotland | Girls | Righthanded | 17 |
| Isla Claxton | Scotland | Girls | Righthanded | 12 |
| Kelsi Cuthbert | Scotland | Girls | Lefthanded | 16 |
| Melissa Ainslie | Scotland | Girls | Righthanded | 15 |
| David Barak | Slovakia | Boys | Dual Righthanded | 16 |
| Martin Malcho | Slovakia | Boys | Dual Righthanded | 17 |
| Matus Hrusovsky | Slovakia | Boys | Dual Righthanded | 15 |
| Simon Jaros | Slovakia | Boys | Dual Righthanded | 17 |
| Dominika Hurtova | Slovakia | Girls | Dual Righthanded | 14 |
| Eliska Pospisilova | Slovakia | Girls | Righthanded | 16 |
| Lenka Bikarova | Slovakia | Girls | Righthanded | 15 |
| Viktoria Vanatova | Slovakia | Girls | Righthanded | 17 |
| Adrian Gal Del Piero | Slovenia | Boys | Dual Righthanded | 16 |
| Qendrim Krasniqi | Slovenia | Boys | Righthanded | 14 |
| Tomo Gaber Pinteric | Slovenia | Boys | Dual Righthanded | 15 |
| Aljana Knavs | Slovenia | Girls | Righthanded | 15 |
| Erik Guillermo | Spain | Boys | Righthanded | 17 |
| Juan José Rollán | Spain | Boys | Righthanded | 18 |
| Carl Eklund | Sweden | Boys | Dual Righthanded | 17 |
| Emil Svensson | Sweden | Boys | Dual Righthanded | 16 |
| Kevin Melin | Sweden | Boys | Dual Righthanded | 18 |
| Robin Noberg | Sweden | Boys | Dual Righthanded | 17 |
| Elin Bergqvist | Sweden | Girls | Righthanded | 15 |
| Elissa Mehmet | Sweden | Girls | Dual Righthanded | 15 |
| Kajsa Samuelsson | Sweden | Girls | Righthanded | 16 |
| Maja Engberg | Sweden | Girls | Righthanded | 17 |
| Alessandro Ambauen | Switzerland | Boys | Dual Righthanded | 16 |
| Tobias Klingler | Switzerland | Boys | Righthanded | 16 |
| Cemal Batu Pinar | Turkey | Boys | Dual Lefthanded | 15 |
| Demir Aydemi̇r | Turkey | Boys | Righthanded | 18 |
| Tuna Böncü | Turkey | Boys | Dual Righthanded | 16 |
| Ömer Faruk Kul | Turkey | Boys | Dual Righthanded | 15 |
| Ayşe Elif Eser | Turkey | Girls | Righthanded | 17 |
| Elif Erdem | Turkey | Girls | Righthanded | 17 |
| Andrii Gadiatskyi | Ukraine | Boys | Dual Lefthanded | 15 |
| Bohdan Kononenko | Ukraine | Boys | Dual Righthanded | 16 |
| Danylo Mazikin | Ukraine | Boys | Righthanded | 15 |
| Viktor Miroshnychenko | Ukraine | Boys | Dual Righthanded | 15 |