| 1982–83 Liga Nacional de Baloncesto | |
| League: | Liga Nacional |
| Sport: | Basketball |
| No Of Teams: | 14 |
| Tv: | Televisión Española |
| Season: | Regular Season |
| Season Champs: | FC Barcelona |
| Top Scorer: |  Claude Gregory (BAS) |
| Seasonslistnames: | ACB |
| Prevseason Link: | 1981–82 Liga Española de Baloncesto |
| Prevseason Year: | 1981–82 |
| Nextseason Link: | 1983–84 ACB season |
| Nextseason Year: | 1983–84 |
The 1982–83 season was the 27th season of the Liga Española de Baloncesto. FC Barcelona won their title.
| Team | Home city | |
|---|---|---|
| FC Barcelona | Barcelona | |
| Real Madrid CF | ||
| CB Areslux Granollers | Granollers | |
| CB CAI Zaragoza | Zaragoza | |
| CB Inmobanco | Madrid | |
| CB Miñón Valladolid | Valladolid | |
| Club Joventut | Badalona | |
| CB Cotonificio | Badalona | |
| Manresa EB | Manresa | |
| CB Estudiantes | Madrid | |
| CB OAR Ferrol | Ferrol | |
| CB Caja de Ronda | Málaga | |
| CD Basconia | Vitoria | |
| Obradoiro CAB | Santiago de Compostela |
| width=20 | Pos | width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | width=20 | width=20 | width=200 | Qualification or relegation | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 26 | 25 | 0 | 1 | 2.822 | 2.217 | 50 | Title game | |||||||||||
| 2 | 26 | 25 | 0 | 1 | 2.798 | 2.167 | 50 | ||||||||||||
| 3 | Areslux Granollers | 26 | 17 | 2 | 7 | 2.394 | 2.195 | 36 | |||||||||||
| 4 | 26 | 16 | 1 | 9 | 2.191 | 2.130 | 33 | ||||||||||||
| 5 | 26 | 16 | 0 | 10 | 2.279 | 2.173 | 32 | ||||||||||||
| 6 | Miñón Valladolid | 26 | 15 | 0 | 11 | 2.512 | 2.514 | 30 | |||||||||||
| 7 | Club Joventut de Badalona | 26 | 14 | 1 | 11 | 2.394 | 2.434 | 29 | |||||||||||
| 8 | 26 | 13 | 0 | 13 | 2.228 | 2.261 | 26 | ||||||||||||
| 9 | 26 | 10 | 0 | 16 | 2.156 | 2.348 | 20 | ||||||||||||
| 10 | CB Estudiantes | 26 | 8 | 1 | 17 | 2.202 | 2.410 | 17 | |||||||||||
| 11 | CB OAR Ferrol | 26 | 7 | 2 | 17 | 2.201 | 2.241 | 16 | |||||||||||
| 12 | 26 | 6 | 0 | 20 | 2.040 | 2.285 | 12 | ||||||||||||
| 13 | CD Basconia | 26 | 3 | 3 | 20 | 2.177 | 2.448 | 9 | |||||||||||
| 14 | 26 | 2 | 0 | 23 | 1.895 | 2.466 | 3 | Relegation to Primera División B |
The title match was played at the Palacio de Deportes in Oviedo.|}
| Rank | Name | Team | Points | Games | width=40 | PPG |
|---|---|---|---|---|---|---|
| 1. | BAS | 766 | 25 | 30,6 | ||
| 2. | OBR | 321 | 12 | 26,8 | ||
| 3. | CRO | 691 | 26 | 26,6 | ||
| 4. | BAR | 674 | 26 | 25,9 | ||
| 5. | VAL | 665 | 26 | 25,6 | ||
| 6. | RMD | 600 | 25 | 24,0 | ||
| 7. | OAR | 593 | 26 | 22,8 | ||
| 8. | VAL | 578 | 26 | 22,2 | ||
| 9. | INM | 552 | 26 | 21,2 | ||
| 10. | Juan Antonio San Epifanio “Epi” | BAR | 549 | 26 | 21,1 |
1. The title was decided in a match between Barcelona and Real Madrid.
2. Inmobanco was dissolved at the end of the season.
3. Obradoiro was docked 1 point.