The División de Honor Femenina 2017–18, or Liga Guerreras Iberdrola 2017-18 after sponsorship of Iberdrola, was the 61st season of women's handball top flight in Spain since its establishment.
The season began on 6 September, 2017 and the last matchday was played on 26 May, 2018.
A total of 14 teams took part the league, 12 of which had already contested in the 2016–17 season, and two of which were promoted from the División de Plata 2016–17.
[1] Further, regarding to European competitions for 2018–19 season; Bera Bera qualified to EHF Champions League, Atlético Guardés qualified to EHF Cup and Rocasa G.C.
and Mavi Nuevas Tecnologías to EHF Challenge Cup.