Transsmisions
- J&T Banka Ostrava Open
- Artur Skrzypiec - Jacek Bednorz
- Tomasz Król - Jacek Wyleżoł
- Brian Rose - Jack Arnfield
- John Ryder - Jack Arnfield
- Jack Catterall - Arnold Barboza Jr
- Josh Taylor - Jack Catterall
- Jack Catterall - Regis Prograis
- Demetrius Andrade - Jack Culcay
- Maciej Sulęcki - Jack Culcay
- Diego Pacheco - Jack Cullen
- Felix Cash - Jack Cullen
- Jack Draper - Andrey Rublev (finale)
- Jack Draper - Carlos Alcaraz
- Hubert Hurkacz - Jack Draper
- Conor Wallace - Jack Gipp
- Richard Riakporhe - Jack Massey
- Tom Baker - Jack Morris
- Bakhodir Jalolov - Jack Mulowayi
- Jack Rafferty - Sabari Jaishankar
- Ivo Karlovic - Jack Sock
- Joaquin Buckley - Jackie Gosh
- Robert Parzęczewski - Jackson Junior
- Buffalo Bills - Jacksonville Jaguars
- Chicago Bears - Jacksonville Jaguars
- Detroit Lions - Jacksonville Jaguars
- Kansas City Chiefs - Jacksonville Jaguars
- Tennessee Titans - Jacksonville Jaguars
- Nora Cardoza - Jacqueline Calvo
- Jagiellonia Białystok - Ajax Amsterdam
- Dinamo Batumi - Jagiellonia Białystok
- Jagiellonia Białystok - FK Bodø/Glimt
- Jagiellonia Białystok - Molde FK
- Jagiellonia Białystok - Olimpija Ljubljana
- Jagiellonia Białystok - Petrocub Hîncești
- Qabala - Jagiellonia Białystok
- Jahn Regensburg - Vfb Stuttgart
- Jahn Regensburg - Vfl Bochum
- Wehen Wiesbaden - Jahn Regensburg
- Jai Opetaia - David Nyika
- Jairzinho Rozenstruik - Jailton Almeida
- Chris Colbert - Jaime Arboleda
- William Zepeda - Jaime Arboleda
- Jaime Munguia - Bruno Surace
- Canelo Alvarez - Jaime Munguia
- Jaime Munguia - Erik Bazinyan
- Sadam Ali - Jaime Munguia
- Luke Campbell - Jairo Lopez
- Alexander Volkov - Jairzinho Rozenstruik
- Andrew Selby - Jake Bornea
- Tarec Saffiedine - Jake Ellenberger
- Jake Lindsey - Elvin Brito
- Johnny Case - Jake Matthews
- Jake Paul - Michael Perry
- Shannon Briggs - Jakov Gospic
- Jakub Mensik - Novak Djokovic (finale)
- Jakub Mensik - Taylor Fritz
- Jakub Wikłacz - Sebastian Przybysz
- Alex Pereira - Jamahal Hill
- Glover Teixeira - Jamahal Hill
- Johnny Walker - Jamahal Hill
- Thiago Santos - Jamahal Hill
- Jamaine Ortiz - Cristian Ruben Mino
- Teofimo Lopez - Jamaine Ortiz
- Vasyl Lomachenko - Jamaine Ortiz
- Brésil - Jamaïque
- Colombie - Jamaïque
- Costa Rica - Jamaïque
- France - Jamaïque
- Guadeloupe - Jamaïque
- Guatemala - Jamaïque
- Mexique - Jamaïque
- Salvador - Jamaïque
- USA - Jamaïque
- Diego Gabriel Chaves - Jamal James
- Kurt Walker - James Beech Jnr
- Brad Foster - James Beech Jr
- David Lemieux - James De la Rosa
- Guillermo Rigondeaux - James Dickens
- Karol Bedorf - James McSweeney
- Mariusz Pudzianowski - James McSweeney
- Aitor Nieto - James Metcalf
- Charles Oliveira - James Moontasri
- Declan Geraghty - James Tennyson
- Ryan Walsh - James Tennyson
- Tevin Farmer - James Tennyson
- Tsuyoshi Kosaka - James Thompson
- Abel Trujillo - James Vick
- Glaico França - James Vick
- Jerwin Ancajas - Jamie Conlan
- George Groves - Jamie Cox
- John Ryder - Jamie Cox
- Billy Dib - Jamie Speight
- Terrel Williams - Jamontay Clark
- Jan Błachowicz - Carlos Ulberg
- Corey Anderson - Jan Błachowicz
- Dominick Reyes - Jan Błachowicz
- Jimi Manuwa - Jan Błachowicz
- Hubert Hurkacz - Jan Choinski
- Carlos Alcaraz - Jan-Lennard Struff (finale)