AIK Fotboll, more commonly known simply as AIK, an abbreviation for Allmänna Idrottsklubben, is a Swedish football club from Stockholm, competing in Allsvenskan, the top flight of Swedish football. The club was founded in 1891 and the football department was formed in 1896. AIK's home ground is Friends Arena, located in Solna, a municipality in central Stockholm County.
League champions 2018, AIK has 12 championship titles and is third in the all-time Allsvenskan table. The club holds the record for having played the most seasons in the Swedish top flight. In addition, in this century AIK is the club that has finished top three in Allsvenskan the most times, and finished top three six times in a row. AIK is consequently the Swedish club that has qualified for UEFA club competitions the most times this century.
Affiliated with the Stockholm Football Association, AIK is the only side from Stockholm to have qualified for the group stage of a UEFA competition; the club reached the quarter-finals of the 1996–97 UEFA Cup Winners' Cup, qualified for the 1999–2000 UEFA Champions League group stage, and competed in the 2012–13 UEFA Europa League group stage.