| Event: | Women's singles |
| Games: | 2019 Summer |
| Venue: | Circolo Tennis and Lungomare |
| Dates: | – |
| Competitors: | 66 |
| Nations: | 37 |
| Gold: | Naho Sato |
| Goldnoc: | JPN |
| Silver: | Emily Arbuthnott |
| Silvernoc: | GBR |
| Bronze: | Eudice Chong |
| Bronzenoc: | HKG |
| Bronze2: | Chompoothip Jundakate |
| Bronzenoc2: | THA |
| Prev: | 2017 |
| Next: | 2021 |
| Biannual: | yes |
| Multi: | yes |
| Type: | mixed and team |
See main article: Tennis at the 2019 Summer Universiade.
The women's singles tennis event at the 2019 Summer Universiade was held from 5 to 13 July at the Circolo Tennis and Lungomare in Naples, Italy.
Japan's Naho Sato won the gold medal, defeating Great Britain's Emily Arbuthnott in the final, 6–4, 6–4.
Hong Kong's Eudice Chong and Thailand's Chompoothip Jundakate won the bronze medals.
All seeds receive a bye into the second round.