| Mode: | Women's basketball |
| Year: | 2020–21 |
| Team: | Oregon State Beavers |
| Conference: | Pac-12 Conference |
| Short Conf: | Pac-12 |
| Record: | 12–8 |
| Conf Record: | 7–6 |
| Hc Year: | 11th |
| Assoc Coach: | Jonas Chatterton |
| Asst Coach1: | Brian Holsinger |
| Asst Coach2: | Katie Faulkner |
| Tourney Result: | first round |
The 2020–21 Oregon State Beavers women's basketball team represented Oregon State University during the 2020–21 NCAA Division I women's basketball season. The Beavers, led by eleventh year head coach Scott Rueck, played their games at the Gill Coliseum as members of the Pac-12 Conference.
[1] |-!colspan=9 style=| Non-conference regular season|-!colspan=9 style=| Pac-12 regular season|-!colspan=9 style=|Pac-12 Women's Tournament|-!colspan=9 style=|NCAA Women's Tournament
2020–21 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 | Week 18 | Week 19 | Final |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AP | 18 | 17 | 15-T | 21 | RV | RV | RV | RV | |||||||||||||
| Coaches | 17 | 17^ | 15 | 21 | RV | RV | RV | RV |
| Increase in ranking | |||
| Decrease in ranking | |||
| Not ranked previous week | |||
| RV | Received votes | ||
| NR | Not ranked | ||
| First place votes received |