Championnat Nationale 1 (Tunisia)

The Championnat Nationale 1, is the second tier professional basketball league in Tunisia, established in 1955. As the 2025–26 season, the league features 12 teams. The league is organised by the Tunisia Basketball Federation (FTBB). The highest-placed teams are promoted to the Championnat Pro A.

Format

The Championnat Nationale 1 is played in the following system:

1. Preliminary round: the eighteen teams are divided in two groups of nine and play each other home and away.
2. Play-offs: the four highest placed teams from the preliminary round play each other home and away.
3. Super Play-off: the four highest teams from the play-offs play in the semi-finals and finals which are best-of-three series.
4. Play-out: the teams ranked 5th to 9th play each other home and away.

Teams

2025–26 teams

The following 12 teams are the teams for the 2025–26 season:

Champions

By Year

• 1955–56:
• 1956–57:
• 1957–58:
• 1958–59: ES Tunis
• 1959–60:
• 1960–61:
• 1961–62:
• 1962–63:
• 1963–64:
• 1964–65:
• 1965–66:
• 1966–67: CA GAS
• 1967–68:
• 1968–69:
• 1969–70:
• 1970–71:
• 1971–72:
• 1972–73: CA GAS
• 1973–74: CS Hammam-Lif
• 1974–75: CA GAS
• 1975–76: CS Hammam-Lif
• 1976–77:
• 1977–78:
• 1978–79:
• 1979–80:
• 1980–81:
• 1981–82:
• 1982–83:
• 1983–84:
• 1984–85:
• 1985–86:
• 1986–87:
• 1987–88:
• 1988–89:
• 1989–90:
• 1990–91:
• 1991–92:
• 1992–93:
• 1993–94:
• 1994–95:
• 1995–96:
• 1996–97:
• 1997–98:
• 1998–99:
• 1999–00:
• 2000–01:
• 2001–02:
• 2002–03:
• 2003–04:
• 2004–05:
• 2005–06:
• 2006–07:
• 2007–08:
• 2008–09: CS Hammam-Lif
• 2009–10:
• 2010–11:
• 2011–12: CS Hammam-Lif
• 2012–13: Tunis Air Club
• 2013–14: Sfax RS
• 2014–15: DS Grombalia
• 2015–16: Stade Gabèsien
• 2016–17: ES Tunis
• 2017–18: CA Bizerte
• 2018–19: Stade Gabèsien
• 2019–20: Ezzahra Sports
• 2020–21: SS Sfaxien
• 2021–22: ES Sahel
• 2022–23: ES Goulettoise
• 2023–24: BC Mahdia
• 2024–25: Stade Nabeulien

References