2019 China Open – Women's singles
| Women's singles | |
|---|---|
| 2019 China Open | |
| Champion | Naomi Osaka |
| Runner-up | Ashleigh Barty |
| Score | 3–6, 6–3, 6–2 |
| Draw | 64 |
| Seeds | 16 |
Naomi Osaka defeated Ashleigh Barty in the final, 3–6, 6–3, 6–2 to win the women's singles tennis title at the 2019 China Open. It was Osaka's second Premier Mandatory-level title.
Caroline Wozniacki was the defending champion, but lost to Osaka in the semifinals.
Barty and Karolína Plíšková were in contention for the WTA no. 1 singles ranking at the start of the tournament. Barty retained the top ranking when Plíšková lost in the first round to Jeļena Ostapenko.