The 2018–19 Division 1 Féminine season was the 45th edition since its establishment.
Lyon were the defending champions, having won the title in each of the past twelve seasons.
Two teams were promoted from the Division 2 Féminine, the second level of women's football in France, to replace two teams that were relegated from the Division 1 Féminine following the 2017–18 season.
A total of 12 teams currently compete in the league; two clubs will be relegated to the second division at the end of the season.
Teams promoted to 2018–19 Division 1 Féminine Teams relegated to 2018–19 Division 2 Féminine Ranked from highest to lowest average attendance.