The Swiss Basketball League, also known as SB League or SBL, is the top-tier professional club basketball league in Switzerland. It is organized by Swiss Basketball. The winners of the SBL are crowned Swiss national basketball champions. Currently, twelve teams compete in the league. Historically, Fribourg Olympic is the league's most successful team, as it has won a league-record 19 championships. Until 2017, the league was known as the Championnat LNA.

The Switzerland LNA (Ligue Nationale A) is the premier professional basketball tournament in Switzerland, showcasing the top-tier teams from across the country. Featuring intense competition and high-level play, the tournament brings together talented athletes and passionate fans in a vibrant sporting atmosphere. The Switzerland LNA highlights the best of Swiss basketball, offering thrilling games, strategic gameplay, and exciting rivalries. Fans can expect a showcase of skill, teamwork, and sportsmanship as teams compete for the national championship and pride. Whether you're a dedicated supporter or new to Swiss basketball, the Switzerland LNA provides an engaging and dynamic sporting experience.