Jorge Jack Antoni Sikora (born 29 March 2002) is a professional footballer who plays for Bradford City, as a defender. Born in England, he has been involved with Polish youth national teams.
Club Career
After playing for their youth team, joining at under-13 level, he made his senior debut for Bradford City on 24 September 2019, in the EFL Trophy. He moved on loan to F.C. United of Manchester in December 2019, before being recalled by Bradford City in January 2020. He turned professional in July 2020, signing a one-year contract.
On 12 May 2021 he was one of four players offered a new contract by Bradford City. He signed a new one-year contract on 14 June 2021. He was made available for loan to National League clubs in September 2021.
Club Brugge 
Fiorentina 
Real Madrid 
Bayern Munich 
Atalanta 
Marseille 
Bayer Leverkusen 
Roma 
Catanzaro 
Sampdoria 
Concarneau 
Bordeaux 
Frosinone 
Inter 
Fulham 
Manchester City 
Celtic 
Rangers 
Borussia Monchengladbach 
Eintracht Frankfurt 
RB Leipzig 
Werder Bremen 
Spartak Moscow 
Krasnodar 
Everton 
Sheffield Utd 
Tottenham 
Burnley 
Villarreal 
Sevilla 
Shakhtar Donetsk 
Dynamo Kyiv 
Zenit Saint Petersburg 
CSKA Moscow 
Napoli 
Bologna 
Nottingham Forest 
Chelsea 
FSV Mainz 05 
Borussia Dortmund 
Granada CF 
Valladolid 
Espanyol 
AC Milan 
Cagliari 
Lazio 
Empoli 
Orenburg 
Lokomotiv Moscow 
Ajax 
Almere City FC 
Fortuna Sittard 
PSV 
Go Ahead Eagles 
AZ Alkmaar 
NEC Nijmegen 
Feyenoord 
Atletico Madrid 
Celta Vigo