| Urdinov, Yani | FYROM U21 |  FYROM | Defender |
| Uronen, Jere | Helsingborg (SWE) / Finland U21 / Finland |  Finland | Defender |
| Urreta | Benfica (POR) |  Uruguay | Midfield |
| Ursell, Robert | Helvécia (ENG) / England FUT |  England | Forward |
| Uršič, Rajko | Kobarid (SVN) / Slovenia FUT |  Slovenia | Forward |
| Uršič, Neja | Slovenia WU19 | Slovenia | Defender |
| Uršič, Jure | Slovenia FUT | Slovenia | Forward |
| Ursu, Veronica | Noroc (MDA) |  Moldova | Defender |
| Ursu, Ion | Sfintul Gheorghe (MDA) / Moldova U19 | Moldova | Forward |
| Urtic, Marijan | Luzern (SUI) |  Croatia | |
| Uryga, Alan | Wisła (POL) |  Poland | Midfield |
| Usami, Takashi | Hoffenheim (GER) |  Japan | Midfield |
| Usero, Fernando | Asteras (GRE) |  Spain | Midfield |
| Usmanov, Andrei | Estonia FUT |  Estonia | Forward |
| Usminski, Igor | Terek (RUS) |  Russia | Goalkeeper |
| Usta, Linda | Estonia WU17 | Estonia | Defender |
| Ustinov, Vitali | Russia U21 | Russia | Midfield |
| Usubiaga, Alberto | Andorra U21 / Andorra U19 |  Andorra | Goalkeeper |
| Utaka, John | Montpellier (FRA) |  Nigeria | Forward |
| Uth, Mark | Heerenveen (NED) |  Germany | Forward |
| Utitskikh, Alevtina | Russia WOCO | Russia | Defender |
| Utvik, Bjørn | Norway U17 |  Norway | Defender |
| Uvarova , Dane | Latvia WU19 |  Latvia | Defender |
| Uvini, Bruno | Siena (ITA) |  Brazil | Defender |
| Uwak, Cynthia | PK-35 (FIN) | Nigeria | Forward |
| Uyanik, Mustafa | Ankara (TUR) |  Turkey | Defender |
| Uzochukwu, Izunna | Midtjylland (DEN) | Nigeria | Midfield |
| Uzunyan, Hakob | Erebuni (ARM) / Armenia FUT |  Armenia | Defender |
