A2 National Women's Basketball, also known as A2 Ethniki Women's Basketball is the 2nd-tier level women's basketball league in Greece.

[1][2][3][4] It is organized by the Hellenic Basketball Federation (E.O.K.).

Each season, the top two placed teams of the league are promoted to the top-tier level Greek women's division.

The A2 National began with the 1997–98 season.

The league was split into a two groups format (North-South), starting with the 2003–04 season.