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PlayerClub/teamCountryPosition
Onica, EcaterinaMoldova WU17MoldovaMoldovaMidfield
Onisiwo, KarimMainz (GER) / AustriaAustriaAustriaMidfield
Onomah, JoshuaTottenham (ENG) / England U21EnglandEnglandMidfield
Ons, MarcelAmsterdam (NED)NetherlandsNetherlandsGoalkeeper
Onuachu, PaulMidtjylland (DEN)NigeriaNigeriaForward
Onur AtikAnkara (TUR) / Turkey FUTTurkeyTurkeyDefender
Onur AyıkAkhisar (TUR)TurkeyTurkeyMidfield
Onur KıvrakTrabzonspor (TUR) / TurkeyTurkeyTurkeyGoalkeeper
Onur MengiIstanbul Üniversitesi (TUR) / Turkey FUTTurkeyTurkeyDefender
Onzia, LenieTwente (NED) / Belgium WOCOBelgiumBelgiumMidfield
Oostenbrink, KoenNetherlands U17NetherlandsNetherlandsMidfield
Opanasenko, YevhenZorya (UKR)UkraineUkraineDefender
Opavszky, BalázsHungary U17HungaryHungaryDefender
Opdam, LeviAZ (NED)NetherlandsNetherlandsDefender
Opeldus, SebastianBlue Magic (IRL)PolandPolandForward
Openda, LoïsBelgium U17BelgiumBelgiumForward
Oprea, OliviaOlimpia Cluj (ROU) / Romania WOCORomaniaRomaniaDefender
Oprea, RoxanaOlimpia Cluj (ROU) / Romania WOCORomaniaRomaniaGoalkeeper
Orachev, MikiBulgaria U21BulgariaBulgariaDefender
Oravec, MatejSlovakia U19SlovakiaSlovakiaDefender
Orazov, RamazanKazakhstan U19KazakhstanKazakhstanMidfield
Orban, WilliLeipzig (GER)GermanyGermanyDefender
Orbán, LucasGenoa (ITA)SpainSpainDefender
Ordets, IvanShakhtar Donetsk (UKR) / UkraineUkraineUkraineDefender
Öreglaki, NorbertHaladás (HUN) / Hungary FUTHungaryHungaryDefender
Orellana, FabiánValencia (ESP)ChileChileMidfield
Orfanidis, PetrosGreece U21GreeceGreeceMidfield
Orgill, DeverWolfsberg (AUT)JamaicaJamaicaForward
Orhan ŞamGençlerbirliği (TUR)TurkeyTurkeyDefender
Origi, DivockLiverpool (ENG) / Belgium / Belgium U21BelgiumBelgiumForward
Orikhovskiy, PavloDynamo Kyiv (UKR) / Ukraine U21UkraineUkraineMidfield
Oriol RieraOsasuna (ESP)SpainSpainForward
Oriol RomeuSouthampton (ENG)SpainSpainMidfield
Oriol RosellBelenenses (POR)SpainSpainMidfield
Orji, EbereFerencváros (HUN)NigeriaNigeriaForward
Orkan ÇinarGaziantepspor (TUR) / Turkey U21TurkeyTurkeyMidfield
Orlando SáStandard Liège (BEL)PortugalPortugalForward
Orlov, SergeiDynamo (RUS)RussiaRussiaDefender
Orlova , Valentina Zvezda 2005 (RUS)RussiaRussiaDefender
Ørnskov, MartinLyngby (DEN)DenmarkDenmarkMidfield
Oroș, CristianAstra (ROU)RomaniaRomaniaDefender
Oroz, MaiteAthletic (ESP) / Spain WU19SpainSpainMidfield
Orr, ChloeNorthern Ireland WU19Northern IrelandNorthern IrelandMidfield
Orsi, BenedettaItaly WU17ItalyItalyForward
Oršoja, VajdaSerbia WOCOSerbiaSerbiaDefender
Oršulić, MarinOmonia (CYP)CroatiaCroatiaMidfield
Ortiz, CésarMattersburg (AUT)SpainSpainDefender
OrtizInter (ESP) / Spain FUTSpainSpainDefender
Ortiz, JuanmaAEK Larnaca (CYP)SpainSpainDefender
Ortner, MarcAustria U19AustriaAustriaDefender