European Leagues European Leagues European Leagues (EL) is a sports organization within association football created for growth of professional football in Europe. Its members are the professional football leagues organisations of 24 countries: Austria, Belgium, Bulgaria, Denmark, England, Finland, France, Germany, Greece, Israel, Italy, Kazakhstan, the Netherlands, Norway, Poland, Portugal, Russia, Scotland, Slovenia, Spain, Sweden, Switzerland, Romania, Ukraine, and Serbia. In addition, there are seven associate leagues representing some of these countries as well as Turkey. Created in 1997, originally under the name Association of the European Union Premier Professional Football Leagues (EUPPFL). The name was changed from European Professional Football Leagues
Athletic Bilbao in European football opponent: Most-played opponent nationality: Athletic's selective signing policy, limiting themselves to players with a connection to the Basque region, has meant only one player who played international football for a country other than Spain has featured for the club in European ties: Fernando Amorebieta, who represented Venezuela. The club record for European appearances is currently held by Markel Susaeta on 75, having overtaken José Ángel Iribar's longstanding total of 55 in 2016. The highest goalscorer is Aritz Aduriz on 34, including 10 in the 2015–16 UEFA Europa League which won him the competition's "golden boot" award. Ernesto Valverde holds the