The club was founded on March 7, 1938 mainly by former members of the New Tennis Club.

Before the creation of the Liga Nacional de Básquet (first Argentine nationwide professional league), Atenas was successful at the Cordobese basketball league, winning the championship consecutively between 1948 and 1957 (exception made of 1953).

Since the creation of the Liga Nacional in 1984, Atenas has become the most successful team in the league, winning the championship 9 times: 1987, 1988, 1990, 1991–92, 1997–98, 1998–99, 2001–02, 2002–03 and 2008–09.
Moreover, the Córdoba outfit has won the Liga Sudamericana (South American League) in 1997, 1998 and 2004, and the former Campeonato Sudamericano de Clubes (South American Clubs Championship) in 1993, 1994, and 1996.

Many Argentine internationals have played in Atenas, namely Fabricio Oberto, Walter Herrmann, Marcelo Milanesio, Héctor Campana, Patricio Prato, Gabriel Mikulas, Diego Lo Grippo, Fernando Prato, Bruno Lábaque, Leonardo Gutiérrez, Juan Manuel Locatelli, Diego Osella, Carlos Cerutti and Juan Espil, among others.
The club was founded on March 7, 1938 mainly by former members of the New Tennis Club.
Before the creation of the Liga Nacional de Básquet (first Argentine nationwide professional league), Atenas was successful at the Cordobese basketball league, winning the championship consecutively between 1948 and 1957 (exception made of 1953).
Since the creation of the Liga Nacional in 1984, Atenas has become the most successful team in the league, winning the championship 9 times: 1987, 1988, 1990, 1991–92, 1997–98, 1998–99, 2001–02, 2002–03 and 2008–09. Moreover, the Córdoba outfit has won the Liga Sudamericana (South American League) in 1997, 1998 and 2004, and the former Campeonato Sudamericano de Clubes (South American Clubs Championship) in 1993, 1994, and 1996.
Many Argentine internationals have played in Atenas, namely Fabricio Oberto, Walter Herrmann, Marcelo Milanesio, Héctor Campana, Patricio Prato, Gabriel Mikulas, Diego Lo Grippo, Fernando Prato, Bruno Lábaque, Leonardo Gutiérrez, Juan Manuel Locatelli, Diego Osella, Carlos Cerutti and Juan Espil, among others.
Asociación Deportiva Atenas