| Prevseason: | 2013–14 |
| Nextseason: | 2015–16 |
| Liga Nacional de Básquet | |
| Season: | 2014–15 |
| Champions: | Quimsa |
| Runners Up: | Gimnasia Indalo |
| Semifinalists: | San Martín de Corrientes Quilmes |
| Promoted: | San Martín de Corrientes Ciclista Juninense |
| Continentalcup1: | FIBA Americas League |
| Continentalcup1 Qualifiers: | Quimsa Gimnasia Indalo |
| Continentalcup2: | Liga Sudamericana |
| Teams: | 20 |
| Games: | 471 (Regular season) 34–57 (Playoffs) |
| Dates: | 29 September 2014 – 9 May 2015 (regular season) 12 May – 15 July 2015 (playoffs) |
| Tv: | TyC Sports |
| Mvp: |  Nicolás Aguirre |
| Finals Mvp: |  Robert Battle |
| Ppg: | 21.2 |
| Rpg: | 10.3 |
| Apg: | 5.9 |
The 2014–15 Liga Nacional de Básquet season was the 31st season of the top professional basketball league in Argentina. The regular season started on 29 September 2014 and the defending champions were Peñarol. Quimsa won their first title, defeating Gimnasia Indalo in the finals.
Torneo Nacional de Ascenso Champions from the previous season San Martín de Corrientes and runners-up Ciclista Juninense were promoted. As in the previous season, there were no relegations in this tournament.[1]
| width=250px | Team | width=200px | City | width=200px | Arena | width=70px | Capacity |
|---|---|---|---|---|---|---|---|
| El Fortín de las Morochas | 1,465 | ||||||
| 3,730 | |||||||
| Osvaldo Casanova | 3,950 | ||||||
| 2,000 | |||||||
| Coliseo del Boulevard | 1,500 | ||||||
| 2,000 | |||||||
| Gigante Verde | 1,610 | ||||||
| 2,276 | |||||||
| Angel Sandrin | 2,000 | ||||||
| Estadio Moisés Flesler | 2,100 | ||||||
| Antonio Rotili | 4,000 | ||||||
| El Hogar de los Tigres | 4,000 | ||||||
| 3,100 | |||||||
| 8,000 | |||||||
| Once Unidos | 3,000 | ||||||
| 5,200 | |||||||
| José Jorge Contte | 4,000 | ||||||
| Raúl A. Ortiz | 2,500 | ||||||
| 4,500 |
| Team | Competition | Progress |
|---|---|---|
| Fourth place | ||
| Quarterfinals | ||
| Semifinals | ||
| Third place | ||
| Group stage |