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PlayerClub/teamCountryPosition
O'Farrell, RichardRepublic of Ireland U17Republic of IrelandRepublic of IrelandMidfield
Offenbacher, DanielWolfsberg (AUT)AustriaAustriaMidfield
Ofiara, SebastianBlue Magic (IRL)PolandPolandDefender
Ogbeche, BartholomewWillem II (NED)NigeriaNigeriaForward
Ogbiagbevha, EmuejeMinsk (BLR)NigeriaNigeriaForward
Ogbonna, AngeloWest Ham (ENG) / ItalyItalyItalyDefender
O'Gorman, AinePeamount (IRL) / Republic of Ireland WOCORepublic of IrelandRepublic of IrelandForward
Ogrinec, SandiSlovenia U19SloveniaSloveniaMidfield
Ogude, FegorAmkar (RUS)NigeriaNigeriaMidfield
Oğulcan ÇağlayanRizespor (TUR) / Turkey U21TurkeyTurkeyForward
Oğuzhan ArslanTurkey FUTTurkeyTurkeyForward
Oğuzhan ÖzyakupBeşiktaş (TUR) / TurkeyTurkeyTurkeyMidfield
O'Halloran, MichaelRangers (SCO)ScotlandScotlandForward
Ohana, MichaelIsrael U21 / IsraelIsraelIsraelMidfield
Ohana, LirazIsrael WU19IsraelIsraelGoalkeeper
O'Hanlon, Benjamin DavidScotland FUTScotlandScotlandGoalkeeper
O'Hara, MarkDundee (SCO) / Scotland U21ScotlandScotlandDefender
O'Hara, KieranRepublic of Ireland U21EnglandEnglandGoalkeeper
O'Hara, KevinScotland U19ScotlandScotlandDefender
Ohayon, HavivIsrael U19IsraelIsraelGoalkeeper
Ohi KwoemeNorway U21NorwayNorwayForward
Ohirya, VladyslavOlexandriya (UKR)UkraineUkraineMidfield
Öhman, LudvigVäsby United (SWE)SwedenSwedenDefender
Öhman, MoaSweden WU19SwedenSwedenGoalkeeper
Öhman, WilleFinland U17FinlandFinlandDefender
OierOsasuna (ESP)SpainSpainDefender
Oikarinen, VelmaPK-35 (FIN)FinlandFinlandGoalkeeper
Oikonomidis, IoannisGreece U19GreeceGreeceMidfield
Oikonomopoulos, GiorgosAthina '90 (GRE)GreeceGreeceDefender
Oikonomou, VangelisPanionios (GRE)GreeceGreeceDefender
Oikonomou, AngelosGreece U21GreeceGreeceDefender
Oikonomou, MariosBologna (ITA) / GreeceGreeceGreeceDefender
Ojala, JuhaniHäcken (SWE) / FinlandFinlandFinlandDefender
Ojala, MatiasKemi (FIN) / Finland U21FinlandFinlandMidfield
Ojamaa, HenrikDundee (SCO) / EstoniaEstoniaEstoniaMidfield
Ojamaa, HindrekEstonia U21EstoniaEstoniaDefender
Ojanen, SanniFinland WU17FinlandFinlandDefender
Ojanperä, HannePK-35 (FIN)FinlandFinlandForward
Ojo, FunsoWillem II (NED)BelgiumBelgiumMidfield
Ojo, OluwaseyiLiverpool (ENG)EnglandEnglandMidfield
Ojo, KimLyngby (DEN)NigeriaNigeriaForward
Okafor, NoahSwitzerland U17SwitzerlandSwitzerlandMidfield
Okaka, StefanoWatford (ENG)ItalyItalyForward
Okan KocukBandirmaspor (TUR) / Turkey U21TurkeyTurkeyGoalkeeper
O'Kane, EunanLeeds (ENG) / Republic of IrelandRepublic of IrelandRepublic of IrelandMidfield
Okanovic, AjlaBosnia and Herzegovina WU17Bosnia and HerzegovinaBosnia and HerzegovinaForward
Okay YokuşluTrabzonspor (TUR) / Turkey / Turkey U21TurkeyTurkeyMidfield
Okazaki, ShinjiLeicester (ENG)JapanJapanForward
O'Keeffe, CoreyBirmingham (ENG) / Republic of Ireland U19Republic of IrelandRepublic of IrelandDefender
Okkels, JeppeSilkeborg (DEN)DenmarkDenmarkMidfield