# 2019 Suzhou Ladies Open – Singles

Zheng Saisai was the defending champion, but chose not to participate.
Peng Shuai won the title, defeating Zhu Lin in the final, 6–2, 3–6, 6–2.

## Seeds

* Wang Yafan (semifinals)
* Nao Hibino (semifinals)
* Peng Shuai (champion)
* Zhu Lin (final)
* Harriet Dart (first round, retired)
* Wang Xinyu (second round)
* Kurumi Nara (second round)
* Valeria Savinykh (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Wang Yafan | 3 | 3 | | | | | |
| 4 | Zhu Lin | 6 | 6 | | | | | |
| 4 | Zhu Lin | 6 | 6 | 4 | Zhu Lin | 2 | 6 | 2 |
| | | | | 3 | Peng Shuai | 6 | 3 | 6 |
| 3 | Peng Shuai | 6 | 7$^7$ | 3 | Peng Shuai | 6 | 3 | 6 |
| 2 | Nao Hibino | 4 | 6$^2$ | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | Y Wang | 6 | 1 | 6 | | | | | | | | | | | | | |
| | Jia Lu | 2 | 6 | 2 | 1 | Y Wang | 6 | 6 | | | | | | | | | |
| | S Ma | 3 | 3 | | | A Naydenova | 1 | 0 | | | | | | | | | |
| | A Naydenova | 6 | 6 | | | | | | | 1 | Y Wang | 6 | 6 | | | | |
| | N Kostić | 6 | 6 | | | | | | | | N Kostić | 1 | 4 | | | | |
| | X You | 3 | 1 | | | N Kostić | 6 | 6 | | | | | | | | | |
| WC | S Feng | 3 | 1 | | 6 | Xin Wang | 3 | 4 | | | | | | | | | |
| 6 | Xin Wang | 6 | 6 | | | | | | | | | | | 1 | Y Wang | 3 | 3 |
| 4 | L Zhu | 7$^{11}$ | 6 | | | | | | | | | | | 4 | L Zhu | 6 | 6 |
| | S Xu | 6$^9$ | 3 | | 4 | L Zhu | 3 | 6 | 7$^7$ | | | | | | | | |
| Q | X Jiang | 6 | 1 | 0 | | Ar Rodionova | 6 | 1 | 6$^3$ | | | | | | | | |
| | Ar Rodionova | 3 | 6 | 6 | | | | | | 4 | L Zhu | 6 | 6 | | | | |
| Q | Z Sun | 3 | 1 | | | | | | | | A Raina | 4 | 4 | | | | |
| Q | H Guo | 6 | 6 | | Q | H Guo | 6 | 1 | 3 | | | | | | | | |
| | A Raina | 6 | 6 | | | A Raina | 1 | 6 | 6 | | | | | | | | |
| 8 | V Savinykh | 1 | 1 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | H Dart | 3 | 0$^r$ | | | | | | | | | | | | | |
| Q | P Plipuech | 6 | 2 | | Q | P Plipuech | 7$^7$ | 6 | | | | | | | | |
| Q | E Webley-Smith | 6 | 6 | | Q | E Webley-Smith | 6$^0$ | 4 | | | | | | | | |
| WC | Yi Yuan | 2 | 1 | | | | | | Q | P Plipuech | 2 | 3 | | | | |
| WC | Y Liu | 6 | 6 | | | | | | 3 | S Peng | 6 | 6 | | | | |
| Q | M Wang | 2 | 3 | | WC | Y Liu | 0 | 2 | | | | | | | | |
| | F Xun | 3 | 4 | | 3 | S Peng | 6 | 6 | | | | | | | | |
| 3 | S Peng | 6 | 6 | | | | | | | | | | 3 | S Peng | 6 | 7$^7$ |
| 7 | K Nara | 6 | 6 | | | | | | | | | | 2 | N Hibino | 4 | 6$^2$ |
| PR | X Gao | 2 | 4 | | 7 | K Nara | 4 | 5 | | | | | | | | |
| Q | C Tauson | 6 | 6 | | Q | C Tauson | 6 | 7 | | | | | | | | |
| Q | M Guo | 2 | 3 | | | | | | Q | C Tauson | 2 | 0 | | | | |
| WC | X Sun | 7 | 4 | 2 | | | | | 2 | N Hibino | 6 | 6 | | | | |
| | F Liu | 5 | 6 | 6 | | F Liu | 2 | 1 | | | | | | | | |
| | J Jakšić | 4 | 4 | | 2 | N Hibino | 6 | 6 | | | | | | | | |
| 2 | N Hibino | 6 | 6 | | | | | | | | | | | | | |