2018 Monterrey Open – Singles
| Singles | |
|---|---|
| 2018 Monterrey Open | |
| Champion | Garbiñe Muguruza |
| Runner-up | Tímea Babos |
| Score | 3–6, 6–4, 6–3 |
| Draw | 32 |
| Seeds | 8 |
Anastasia Pavlyuchenkova was the defending champion, but withdrew before the tournament began.
Garbiñe Muguruza won the title, defeating Tímea Babos in the final, 3–6, 6–4, 6–3.