UEFA means Union of European Football associations
UEFA is the organisation representing the national football Associations of the European countries. It organizes the various club competitions (Champions League, UEFA Cup) and also manages the media rights and the prize money of these competitions. The UEFA is part of FIFA, and is the most important if you look at influence and money. Most top football players in the world play in a European competition (due to high salaries and rich football history). The UEFA was founded in Switzerland in 1954 and started with 25 football associations, today there are 53 unions.