The 1998-99 Liga Femenina de Baloncesto was the 39th edition of Spain's premier championship for women's basketball clubs. Defending champion Celta Vigo defeated CB Islas Canarias in the play-off's final to win its fifth title. CD Ensino and Ros Casares Valencia also reached the play-offs. On the other hand, CB Tres Cantos and Baloncesto Alcalá were relegated as the bottom teams.
References
1999–2000 Liga Femenina de Baloncesto Wikipedia(Text) CC BY-SA