2018–19 USC Trojans women's basketball team

The 2018–19 USC Trojans women's basketball team represents the University of Southern California during the 2018–19 NCAA Division I women's basketball season. The Trojans, led by second year head coach, 7th overall Mark Trakh, play their home games at the Galen Center and were members of the Pac-12 Conference. They finished the season 17–13, 7–11 in Pac-12 play to finish in a tie for eighth place. They lost in the first round of the Pac-12 women's basketball tournament to Arizona.

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

!colspan=9 style=| Pac-12 regular season

!colspan=9 style=| Pac-12 Women's Tournament

Rankings
2018–19 NCAA Division I women's basketball rankings