The 1998–99 Liga Nacional de Fútbol Femenino was the 12th season of the Spanish women's football first division. Irex Puebla won its first title.
Competition format.
Teams were divided into four groups of 14 teams each one. The four group winners would qualify to the Final Four for deciding the league champion.
Final four.
The Final Four was played on 21 May and 23 May 1999
References.
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