| 1989-90 ACB season | |
| League: | Liga ACB |
| Sport: | Basketball |
| Duration: | September 19, 1989 - May 30, 1990 |
| No Of Teams: | 24 |
| Tv: | Televisión Española |
| Season: | Regular Season |
| Season Champs: | FC Barcelona |
| Playoffs: | Playoffs |
| Playoffs Link: | 1989–90_ACB_season#Championship_Playoffs |
| Finals: | ACB Finals |
| Finals Link: | 1989–90_ACB_season#Championship_Playoffs |
| Finals Champ: | FC Barcelona |
| Seasonslistnames: | ACB |
| Prevseason Link: | 1988–89 ACB season |
| Prevseason Year: | 1988–89 |
| Nextseason Link: | 1990–91 ACB season |
| Nextseason Year: | 1990–91 |
The 1989–90 ACB season was the 7th season of the Liga ACB, after changing its name. The competition format was the same as the previous season.
FC Barcelona won their 4th ACB title, and their 7th overall. It was their 4th ACB title in a row.
| width=10px bgcolor=#F2F2F2 | Advanced to Group I | ||
| width=10px bgcolor=#F96767 | Advanced to Group II | ||
| width=10px bgcolor=#81ABFF | Advanced to Group III |
| width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Ram Joventut | 22 | 16 | 6 | 1908 | 1703 | ||||||
| Real Madrid | 22 | 15 | 7 | 1957 | 1885 | ||||||
| FC Barcelona | 22 | 14 | 8 | 2058 | 1883 | ||||||
| Estudiantes Caja Postal | 22 | 14 | 8 | 1826 | 1775 | ||||||
| Caja Ronda | 22 | 14 | 8 | 1787 | 1737 | ||||||
| CAI Zaragoza | 22 | 12 | 10 | 1870 | 1808 | ||||||
| Taugrés | 22 | 11 | 11 | 1921 | 1867 | ||||||
| Grupo IFA | 22 | 11 | 11 | 1850 | 1865 | ||||||
| Valvi Girona | 22 | 9 | 13 | 1805 | 1923 | ||||||
| Cajabilbao | 22 | 7 | 15 | 1745 | 1880 | ||||||
| BBV Collado Villalba | 22 | 7 | 15 | 1745 | 1857 | ||||||
| Clesa Ferrol | 22 | 2 | 20 | 1626 | 1915 |
| width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Fórum Valladolid | 22 | 20 | 2 | 1921 | 1727 | ||||||
| Mayoral Maristas | 22 | 15 | 7 | 1818 | 1746 | ||||||
| Huesca Magia | 22 | 14 | 8 | 1905 | 1795 | ||||||
| Pamesa Valencia | 22 | 13 | 9 | 1886 | 1815 | ||||||
| Dyc Breogán | 22 | 12 | 10 | 1764 | 1682 | ||||||
| Cajacanarias | 22 | 11 | 11 | 1818 | 1825 | ||||||
| TDK Manresa | 22 | 10 | 12 | 1818 | 1813 | ||||||
| Caixa Ourense | 22 | 9 | 13 | 1689 | 1794 | ||||||
| Puleva Balonceto Granada | 22 | 8 | 14 | 1620 | 1705 | ||||||
| Gran Canaria | 22 | 8 | 14 | 1586 | 1695 | ||||||
| Caja San Fernando | 22 | 6 | 16 | 1757 | 1914 | ||||||
| Tenerife Nº 1 | 22 | 6 | 16 | 1708 | 1805 |
| width=10px bgcolor=#ccffcc | Advanced to Championship Playoffs | ||
| width=10px bgcolor=#ffffcc | Advanced to Qualification Playoffs | ||
| width=10px bgcolor=#ff6666 | Advanced to Relegation Playoffs |
| width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| FC Barcelona | 14 | 13 | 1 | 1291 | 1111 | ||||||
| Real Madrid | 14 | 9 | 5 | 1202 | 1152 | ||||||
| Ram Joventut | 14 | 8 | 6 | 1188 | 1193 | ||||||
| Caja Ronda | 14 | 7 | 7 | 1087 | 1110 | ||||||
| Estudiantes Caja Postal | 14 | 6 | 8 | 1125 | 1129 | ||||||
| Fórum Valladolid | 14 | 6 | 8 | 1103 | 1154 | ||||||
| CAI Zaragoza | 14 | 5 | 9 | 1145 | 1159 | ||||||
| Mayoral Maristas | 14 | 2 | 12 | 1072 | 1205 |
| width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Grupo IFA | 14 | 10 | 4 | 1252 | 1156 | ||||||
| Huesca Magia | 14 | 9 | 5 | 1212 | 1159 | ||||||
| Cajabilbao | 14 | 9 | 5 | 1198 | 1192 | ||||||
| Caja San Fernando | 14 | 8 | 6 | 1112 | 1134 | ||||||
| Dyc Breogán | 14 | 7 | 7 | 1152 | 1147 | ||||||
| Clesa Ferrol | 14 | 6 | 8 | 1167 | 1128 | ||||||
| Puleva Granada Baloncesto | 14 | 5 | 9 | 1129 | 1150 | ||||||
| TDK Manresa | 14 | 2 | 12 | 1103 | 1259 |
| width=175 | Team | width=20 | width=20 | width=20 | width=20 | width=20 | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Taugrés | 14 | 12 | 2 | 1266 | 1077 | ||||||
| Pamesa Valencia | 14 | 11 | 3 | 1252 | 1145 | ||||||
| BBV Villalba | 14 | 9 | 5 | 1223 | 1180 | ||||||
| Cajacanarias | 14 | 6 | 8 | 1230 | 1228 | ||||||
| Valvi Girona | 14 | 6 | 8 | 1166 | 1177 | ||||||
| Gran Canaria | 14 | 5 | 9 | 1038 | 1127 | ||||||
| Tenerife Nº 1 | 14 | 4 | 10 | 1190 | 1314 | ||||||
| Caixa Ourense | 14 | 3 | 11 | 1183 | 1301 |
Tenerife Nº 1 and Gran Canaria were relegated.
(I-1) CAI Zaragoza vs. (III-3) Cajacanarias
CAI Zaragoza win the series 3-0 and qualified to play in the A-1 the next season
(I-2) Mayoral Maristas vs. (II-3) Caja San Fernando
Caja San Fernando win the series 3-1 and qualified to play in the A-1 the next season
(III-1) Pamesa Valencia vs. (II-2) Cajabilbao
Pamesa Valencia win the series 3-0 and qualified to play in the A-1 the next season
(II-1) Huesca Magia vs. (III-2) BBV Villalba
BBV Villalba win the series 3-1 and qualified to play in the A-1 the next season