| Username | Team | |
|---|---|---|
| UptownPug | Uptown eSports [rl] | View Profile |
| Upsilon | Origin [rl] | View Profile |
| UppercaseOne | B8 Rocket League [rl] | View Profile |
| Upper90s_RL | We Are Bad [rl], We Are Bad-RL [rl] | View Profile |
| Upper | No Team | View Profile |
| up0nmars | Unidentified flying objects [xrl] | View Profile |
| Uorodin | Retrograde 4Funzies [rl], Retrograde [rl], Thinking Emoji [rl], Hooked esports [rl] | View Profile |
| UnwoundPanda44 | Wii Not Fit [rl] | View Profile |
| Unwise Pirates | Unwise Pirates [rl], Rookzie Sucks [rl], The 1's mains [rl], TYPIR [rl], Husky = Best Mod [rl], PRL eSports [rl], , Demon Pirates [rl], Ball-Busters [rl], Ball-Busters [rl], Peeps [rl] | View Profile |
| Unvocalized | No Team | View Profile |
| Unvary | No Team | View Profile |
| UnusualDomG | Exile [rl] | View Profile |
| Unununium | StrangleHold [rl] | View Profile |
| unu | UK & European Union [br] | View Profile |
| Untrivial | MyCon Dat Opposing Team [br] | View Profile |
