2020 İstanbul Cup – Singles
| Singles | |
|---|---|
| 2020 İstanbul Cup | |
| Champion | Patricia Maria Țig |
| Runner-up | Eugenie Bouchard |
| Score | 2–6, 6–1, 7–6(7–4) |
| Draw | 30 |
| Seeds | 8 |
Petra Martić was the defending champion, but she chose not to participate as she was still competing at the 2020 US Open.
Patricia Maria Țig won her maiden WTA tour-level singles title, defeating Eugenie Bouchard in the final, 2–6, 6–1, 7–6(7–4).