| 13.106 | JardielNovorizontino |  Novorizontino | Atacant | 21 | 525 K € |
| 13.106 | JasonAl-Fayha |  Al-Fayha | Mijlocaș | 32 | 525 K € |
| 13.106 | Jason Dalle MolleFrancs Borains |  Francs Borains | Fundaș | 21 | 525 K € |
| 13.106 | Jay KruiverOsijek |  Osijek | Fundaș | 25 | 525 K € |
| 13.106 | JW Jayden WarehamWycombe Wanderers |  Wycombe Wanderers | Atacant | 23 | 525 K € |
| 13.106 | Jed WallaceBristol City |  Bristol City | Mijlocaș | 32 | 525 K € |
| 13.106 | Jens HusebøStart |  Start | Fundaș | 27 | 525 K € |
| 13.106 | Jeremy AgbonifoJagiellonia Białystok |  Jagiellonia Białystok | Atacant | 21 | 525 K € |
| 13.106 | Jhair CastilloAlianza Valledupar |  Alianza Valledupar | Mijlocaș | 29 | 525 K € |
| 13.106 | Joan ParraOnce Caldas |  Once Caldas | Portar | 26 | 525 K € |
| 13.106 | Joaquín FloresCentral Córdoba |  Central Córdoba | Atacant | 21 | 525 K € |
| 13.106 | Joaquín PomboAldosivi |  Aldosivi | Fundaș | 25 | 525 K € |
| 13.106 | JN Jochem NapRKC Waalwijk |  RKC Waalwijk | Mijlocaș | 21 | 525 K € |
| 13.106 | JJ Joe JohnsonLuton Town |  Luton Town | Fundaș | 20 | 525 K € |
| 13.106 | Jonas HarderBasel |  Basel | Mijlocaș | 21 | 525 K € |
| 13.106 | Jonas MeffertHolstein Kiel |  Holstein Kiel | Mijlocaș | 32 | 525 K € |
| 13.106 | Jonathan GonzálezSan Jose Earthquakes |  San Jose Earthquakes | Mijlocaș | 27 | 525 K € |
| 13.106 | Jordan Saint-LouisDunav |  Dunav | Atacant | 27 | 525 K € |
| 13.106 | Jordan SilvaAsteras Tripolis |  Asteras Tripolis | Fundaș | 32 | 525 K € |
| 13.106 | JL Jordi LiongolaSheffield Wednesday |  Sheffield Wednesday | Mijlocaș | 26 | 525 K € |
| 13.106 | Josh BauerNashville SC |  Nashville SC | Fundaș | 28 | 525 K € |
| 13.106 | Josh TorquatoFC Dallas |  FC Dallas | Fundaș | 19 | 525 K € |
| 13.106 | Josué EscartinRed Star |  Red Star | Fundaș | 23 | 525 K € |
| 13.106 | José OrtízAtlético Bucaramanga |  Atlético Bucaramanga | Fundaș | 27 | 525 K € |
| 13.106 | João CarlosCriciúma |  Criciúma | Atacant | 25 | 525 K € |
| 13.106 | João MachadoKryvbas Kryvyi Rih |  Kryvbas Kryvyi Rih | Fundaș | 21 | 525 K € |
| 13.106 | JC Juan CardozoCentral Córdoba | Central Córdoba | Mijlocaș | 22 | 525 K € |
| 13.106 | Julen LobeteMálaga |  Málaga | Mijlocaș | 26 | 525 K € |
| 13.106 | Julian LelieveldWisła Kraków |  Wisła Kraków | Fundaș | 28 | 525 K € |
| 13.106 | Julián IllanesArezzo |  Arezzo | Fundaș | 29 | 525 K € |
| 13.106 | JuninhoInternacional |  Internacional | Fundaș | 31 | 525 K € |
| 13.106 | JQ Junior QuitirnaWycombe Wanderers | Wycombe Wanderers | Atacant | 26 | 525 K € |
| 13.106 | Jérémy SebasPau |  Pau | Atacant | 23 | 525 K € |
| 13.106 | J JôTuran Tovuz |  Turan Tovuz | Atacant | 31 | 525 K € |
| 13.106 | Kacper ŁukasiakGKS Katowice |  GKS Katowice | Mijlocaș | 23 | 525 K € |
| 13.106 | KainãChapecoense |  Chapecoense | Portar | 21 | 525 K € |
| 13.106 | Karl SteinmannHannover 96 |  Hannover 96 | Fundaș | 20 | 525 K € |
| 13.106 | Katsuya IwatakeYokohama FC |  Yokohama FC | Fundaș | 30 | 525 K € |
| 13.106 | Kazper KarlssonDegerfors IF |  Degerfors IF | Mijlocaș | 21 | 525 K € |
| 13.106 | Keanu CupidoMamelodi Sundowns FC |  Mamelodi Sundowns FC | Fundaș | 28 | 525 K € |
| 13.106 | Ken MasuiKortrijk |  Kortrijk | Mijlocaș | 25 | 525 K € |
| 13.106 | Kenny MixturSüdtirol |  Südtirol | Atacant | 23 | 525 K € |
| 13.106 | Kenta NishizawaSagan Tosu |  Sagan Tosu | Mijlocaș | 30 | 525 K € |
| 13.106 | KA Kevin AltezHuachipato |  Huachipato | Mijlocaș | 21 | 525 K € |
| 13.106 | Kevin GadellaaUtrecht |  Utrecht | Portar | 23 | 525 K € |
| 13.106 | Kevin PrietoCasa Pia |  Casa Pia | Fundaș | 23 | 525 K € |
| 13.106 | Kevin RoseroNecaxa |  Necaxa | Mijlocaș | 27 | 525 K € |
| 13.106 | Kevin-Prince MillaFK Jablonec |  FK Jablonec | Atacant | 22 | 525 K € |
| 13.106 | KM Kieran MorganBradford City |  Bradford City | Mijlocaș | 20 | 525 K € |
| 13.106 | KM Kieran MorrisonSheffield Wednesday | Sheffield Wednesday | Atacant | 20 | 525 K € |
