2018–19 Illinois Fighting Illini women's basketball team

The 2018–19 Illinois Fighting Illini women's basketball team represented the University of Illinois during the 2018–19 NCAA Division I women's basketball season. The Fighting Illini, led by second-year head coach Nancy Fahey, played their home games at State Farm Center as members of the Big Ten Conference. They finished the season 10–20, 2–16 in Big Ten play to finish in last place. They lost in the first round of the Big Ten women's tournament to Purdue.

Schedule and results
!colspan="9" style=| Non-conference regular season

!colspan="9" style=| Big Ten conference season

!colspan="9" style=| Big Ten Women's Tournament