The Turkish Football Federation (TFF), also called the Turkish Football Association, (Türkiye Futbol Federasyonu; TFF) is the governing body of football in Turkey. It was formed on 23 April 1923. It organizes the Turkish national teams and the Turkish football league. By 2004, there were 4,956 football clubs organized in Turkey, and a registered 4,775 professional and 136,823 amateur players with 233 women. 796 male and 20 female football referees are licensed by the TFF. The Federation joined FIFA in 1923 and UEFA in 1962.