De voorlopige teamindeling van de onderbouw van de jongens is bekend.
| Team JO15-1: | Team JO15-2: | Team JO15-3: |
| Giannino | Philip | Lucas |
| Jason | Lorenzo | Arian |
| Felix | Dico | Nati |
| Yaman | Rick | Mustafa |
| Sepp | Kay | Aress |
| Ruben | Jordy | Joaquim |
| Salomon | Nino de Weerd | Rojz |
| Siebe | Rowan | Milan |
| Rifay | Jari | Carlo |
| Yared | Finn | Binyam |
| Ruben Walraven | Max | Lexiany |
| Nathan | Lexford | Jordan |
| Roger | Moesa | Nico |
| Iloy | Zonne | Muhammad |
| Ilyas |
| Team: JO17-1 Beau van Schaik | Team JO17-2: Audric Huitzing | Team JO17-3: | ||
| Daan Noordhoek | Naoki Sugiyama | Milan Lazzeri | ||
| Daan ter Voert | Seth Lee | Lex van Wissen | ||
| Dylan Ulendorp | Tom Botter | Daniel Ferguson | ||
| Faysal Ibrahim | Jelle Bosma | Elham Mohmand | ||
| Joep Tabak | Yaro Pouw | Amman William | ||
| John Marlon Bosse | Zekarias Fisseha | Alistair Tool | ||
| Justin Molly | Rojario Wijnruit | Tomas Correia Marta | ||
| Justus van Diessen | Braz Knol | Arin Soni | ||
| Lieuwe van den Brekel | Semra van Uchelen | |||
| Lourens de Lijster | Jack Visser | |||
| Rico Engelhardt | Moctar Sanfo | |||
| Roderick Brauns | Shafi Haydari | |||
| Thom Dijkstra | Xander van der Wielen | |||
| Tygo Meijer | ||||
| Team JO19-1: |
| Damian Snaar |
| Wessel van Dijk |
| Huub van den Brekel |
| Rafi Haydari |
| Emmanuël Boontjes |
| Atsuya Jojima |
| Rochdi Laaraj |
| Zack Linger |
| Galvin Snaar |
| Anthony de Gijsel |
| Adam Kassab |
| Nathanael Valk |