Ligue 1 is the highest level of professional French football. It was established in 1932 and is part of the UEFA Confederation. It competes with 20 teams that play against each other twice (One game at home and one away), with 38 games per season. The last three teams at the end of the season are relegated to the lower league (Ligue 2). And the first three teams at the end of the season qualify for the Champions League, with the first two winning direct promotion in the group stage while the third playing in the qualifiers. The fourth team qualifies to the Europa League. The ranking is based on points according to the international standard: victory - 3 points, draw - 1 point, loss - 0 points.

The team Saint-Etienne has the most titles won (10 in total). Mikael Landro has the most games in the league with 618 appearances. And the top scorer of League 1 is Delio Onis, with a total of 299 goals. FC Nantes (32) holds the record for most games without a loss in one season. He also holds the record for the fewest losses in a season (1). FC Nantes also holds the record for most consecutive seasons in the Premier League (43 seasons).

Several Bulgarian footballers played in League 1 - Plamen Markov (played 69 games as a midfielder for FC Metz), Georgi Dimitrov (defender, played in AC Saint-Etienne), Vladimir Manchev (as a striker in Lille OSK), Georgi Ivanov (as a striker for FC Stad Rene), Nasko Sirakov (as striker for RC Lance), Andrei Zhelyazkov (as midfielder for RC Strasbourg), Boyko Velichkov (as striker for Le Havre AK), Nikolay Iliev (as defender for FC Stud Rene), Yordan Lechkov as a midfielder for Olympique Marseille) and Dimitar Berbatov (as a striker for AC Monaco).