The 2018–19 season of the Turkish Women's First Football League is the 23rd season of Turkey's premier women's football league. The league season started with the first week matches on 21 October 2018. The regular season concluded with the 18th week matches on 28 April. 2019. Ten teams competed with two promoted teams, ALG Spor of Gaziantep and Hakkarigücü Spor from Hakkari, which replace the relegated teams 1207 Antalyaspor and İlkadım Belediyesi Yabancılar Pazarı Spor from Samsun. Four teams from Istanbul continued to take part in the 2018–19 season. As the teams Beşiktaş J.K. and ALG Spor finished the regular season equal on points, a play-off match was scheduled at aneutral venue. Beşiktaş J.K. became champion after defeating ALG Spor in the play-off match with 1–0. According to the re