The 1998–99 English Hockey League season took place from October 1998 until May 1999. The men's National League was won by Cannock with the women's National League going to Slough. The top four clubs entered the newly introduced Premiership play off tournament which culminated with men's & women's finals on 3 May. Cannock won the men's Premiership tournament and Slough claimed the women's Premiership tournament. The Men's Hockey Association Cup was won by Reading and the Women's Cup (AEWHA Cup) was won by Slough.