The 2018–19 División de Honor de Hockey Hierba was the 53rd season of the División de Honor de Hockey Hierba, the highest field hockey league in Spain. The season began on 9 September 2018 and it concluded with the championship final on 19 May 2019 in Terrassa. Real Club de Polo were the defending champions, while and entered as the promoted teams from the 2017–18 División de Honor Masculina B. Club Egara won their 15th title by defeating Real Club de Polo 2–1 in the final.