| Mode: | Women's basketball |
| Year: | 2017–18 |
| Team: | Ohio State Buckeyes |
| Conference: | Big Ten Conference |
| Short Conf: | Big Ten |
| Coachrank: | 15 |
| Aprank: | 10 |
| Record: | 28 - 7 |
| Conf Record: | 13 - 3 |
| Hc Year: | 5th |
| Asst Coach1: | Patrick Klein |
| Asst Coach2: | Mark Mitchell |
| Asst Coach3: | Carrie Banks |
| Champion: | Big Ten tournament champions Big Ten regular season champions Play4Kay Showcase champions |
| Bowl Result: | second round |
The 2017–18 Ohio State Buckeyes women's basketball team represented the Ohio State University during the 2017–18 NCAA Division I women's basketball season. The Buckeyes, led by 5th year head coach Kevin McGuff, played their home games at Value City Arena and were a member of the Big Ten Conference. They finished the season 28–7, 13–3 in Big Ten play to win the regular season title. They defeated Rutgers, Minnesota, and Maryland to win the Big Ten women's basketball tournament. As a result, they received the conference's automatic bid to the NCAA women's tournament as the No. 3 seed in the Spokane region. There they defeated George Washington in the first round before being upset by No. 11-seeded Central Michigan in the second round.
The Buckeyes finished the 2016–17 season 28–7, 15–1 in Big Ten play to win a share of the Big Ten regular season title with Maryland. They defeated Northwestern in the quarterfinals of the Big Ten women's basketball tournament before losing to Purdue. They received at-large bid of the NCAA women's tournament as the No. 5 seed in the Lexington region. There they defeated Western Kentucky and Kentucky to advance to the Sweet Sixteen. In the Sweet Sixteen, they lost to Notre Dame.
[1] |-! colspan="9" style=| Exhibition|-! colspan="9" style=| Regular season|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-|-! colspan="9" style=| Big Ten Women's Tournament|-! colspan="9" style=| NCAA Women's Tournament
See main article: 2017–18 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 | 5 | 9 | 9 | 8 | 12 | 13 | 12 | 12 | 10 | 10 | 8 | 12 | 18 | 13 | 16 | 14 | 13 | 10 | 10 | N/A | |
| Coaches | 8 | 8 | 8 | 12 | 13 | 13 | 11 | 11 | 10 | 10 | 8 | 14 | 17 | 13 | 17 | 15 | 14 | 10 | 10 | 15 |
| Increase in ranking | |||
| Decrease in ranking | |||
| Not ranked previous week | |||
| (RV) | Received Votes |