| Sport: | Women's basketball |
| Year: | 2020–21 |
| Team: | Washington State Cougars |
| Conference: | Pac-12 Conference |
| Short Conf: | Pac-12 |
| Record: | 12–12 |
| Conf Record: | 9–10 |
| Head Coach: | Kamie Ethridge |
| Hc Year: | 3rd |
| Asst Coach1: | Laurie Koehn |
| Asst Coach2: | Jason Chainey |
| Asst Coach3: | Camille Williams |
| Stadium: | Beasley Coliseum |
| Tourney: | NCAA tournament |
| Tourney Result: | first round |
The 2020–21 Washington State Cougars women's basketball team represented Washington State University during the 2020–21 NCAA Division I women's basketball season. The Cougars, led by third year head coach Kamie Ethridge, played their home games at the Beasley Coliseum as members of the Pac-12 Conference.
The 2019–2020 edition of the WSU Courgars women's basketball team finished with a record of 11 wins and 20 losses. The Cougars finished Pac-12 Conference play with a record of 4 wins and 14 losses. This resulted in an 11th-place finish in the regular season conference standings. In the 2020 Pac-12 Conference women's basketball tournament the Cougars were defeated by the Oregon State Beavers in the tournament's first round. The NCAA tournament and WNIT were cancelled due to the COVID-19 outbreak.[1]
Source:[2]
|-!colspan=6 style=| Regular Season|-!colspan=6 style=| Pac-12 Women's Tournament|-!colspan=6 style=| NCAA Women's Tournament
2019–20 NCAA Division I women's basketball rankings
| + Regular Season Polls | Poll | Pre- Season | Week 2 | Week 3 | Week 4 | Week 5 | Week 6 | Week 7 | Week 8 | Week 9 | Week 10 | Week 11 | Week 12 | Week 13 | Week 14 | Week 15 | Week 16 | Week 17 | Final |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AP | RV | 25 | RV | N/A | |||||||||||||||
| Coaches | RV | RV | RV | RV |
| Increase in ranking | |||
| Decrease in ranking | |||
| Not ranked previous week | |||
| (RV) | Received Votes | ||
| (NR) | Not Ranked |