Allsvenskan (Swedish pronunciation: [ˈalːˌsvɛnːskan]; English: the All-Swedish, also known as Fotbollsallsvenskan, English: the Football All-Swedish) is a Swedish professional league for men's association football clubs. It was founded in 1924, and is the top flight of the Swedish football league system, operating on a system of promotion and relegation with Superettan. Seasons run from late March or early April to the beginning of November, with the 16 clubs all meeting each other twice, resulting in a 30-match season, for a total of 240 matches league-wide.
Allsvenskan is ranked 20th in the UEFA coefficients of leagues based on performances in European competitions over the last five years. Allsvenskan is currently ranked second highest of the leagues in Scandinavia after Denmark in 16th place. The current champions are Djurgardens IF, who won the title in the 2019 season.
Swedes often talk about "The Big Three", which means AIK, IFK Goteborg and Malmo FF. They are generally considered to be the three largest clubs in Sweden from the three largest cities (Stockholm, Gothenburg and Malmo).