The 2018–19 USC Trojans women's basketball team represented the University of Southern California during the 2018–19 NCAA Division I women's basketball season. The Trojans, led head coach Mark Trakh in his second year at the helm, and seventh overall, played their home games at the Galen Center in Los Angeles, California 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. The Trojans lost in the first round of the Pac-12 women's basketball tournament to Arizona.

Roster

Schedule

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

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

!colspan=9 style=| Pac-12 women's tournament

Source:

Rankings

+ Regular-season pollsPoll Pre-season Week2 Week3 Week4 Week5 Week6 Week7 Week8 Week9 Week10 Week11 Week12 Week13 Week14 Week15 Week16 Week17 Week18 Week19 Final AP RV RV RV RV RV N/A Coaches RV RV RV RV 25 RV RV + Legend   Increase in ranking   Decrease in ranking   Not ranked previous week (RV)   Received votes (NR)   Not ranked

See also 2018–19 USC Trojans men's basketball team

References