Liga ASOBAL 1998–99
Liga ASOBAL 1998–99 season was the ninth since its establishment. A total of 14 teams competed this season for the championship.
Competition format
This season, the competition format consisted in two phases.| Phase | Remark |
| First | All teams competed in the first phase through 26 rounds in a round-robin format. |
| Second | The second phase was divided in two groups; the first four teams competed for the championship, and the last four teams competed for the permanence. |
Overall standing
| Team | P | W | D | L | G+ | G- | Dif | Pts | |
| 1 | Barcelona | 26 | 23 | 2 | 1 | 843 | 636 | 207 | 48 |
| 2 | Prosesa Ademar León | 26 | 17 | 4 | 5 | 747 | 634 | 113 | 38 |
| 3 | Portland San Antonio | 26 | 15 | 4 | 7 | 713 | 665 | 48 | 34 |
| 4 | Ciudad Real | 26 | 14 | 6 | 6 | 686 | 665 | 21 | 34 |
| 5 | Caja Cantabria | 26 | 16 | 1 | 9 | 707 | 632 | 75 | 33 |
| 6 | Valladolid | 26 | 13 | 4 | 9 | 723 | 718 | 5 | 30 |
| 7 | CajaPontevedra | 26 | 10 | 4 | 12 | 638 | 680 | –42 | 24 |
| 8 | Cadagua Gáldar | 26 | 8 | 8 | 10 | 735 | 720 | 15 | 24 |
| 9 | Granollers | 26 | 9 | 3 | 14 | 645 | 679 | –34 | 21 |
| 10 | Redcom Airtel Chapela | 26 | 9 | 2 | 15 | 560 | 634 | –74 | 20 |
| 11 | Bidasoa | 26 | 7 | 4 | 15 | 618 | 674 | –56 | 18 |
| 12 | Frigorificos Morrazo | 26 | 6 | 2 | 18 | 603 | 688 | –85 | 14 |
| 13 | Altea | 26 | 6 | 2 | 18 | 668 | 744 | –76 | 14 |
| 14 | Barakaldo UPV | 26 | 4 | 4 | 18 | 663 | 780 | –117 | 12 |
Championship playoff
permanence playoff
In–Out playoff
| Player | Goals | Team |
 Andrei Parashenko | 195 | Cadagua Gáldar |
 Juan Domínguez | 181 | CajaPontevedra |
 Serhiy Bebeshko | 168 | Ciudad Real |
 Andrei Kovalev | 162 | Barakaldo UPV |
| Alberto Entrerríos | 150 | Prosesa Ademar León |
| Mikhail Yakimovich | 146 | Caja Cantabria |
 Jovan Kovačević | 136 | Frigorificos Morrazo |
| Luis Parro | 133 | Altea |
| Samuel Trives | 130 | Ciudad Real |
| Chechu Villaldea | 129 | Portland San Antonio |