# 2019 Zhuhai Open – Singles

Alex Bolt was the defending champion but chose not to defend his title.
Enrique López Pérez won the title after defeating Evgeny Karlovskiy 6–1, 6–4 in the final.

## Seeds

All seeds receive a bye into the second round.
* Brayden Schnur (second round)
* Marcos Baghdatis (quarterfinals)
* Oscar Otte (third round)
* Hiroki Moriya (quarterfinals)
* Dudi Sela (third round, retired)
* Rudolf Molleker (second round)
* Aleksandr Nedovyesov (second round)
* Mats Moraing (second round)
* Jurij Rodionov (second round)
* Zhang Ze (semifinals)
* Blaž Rola (third round)
* Marc Polmans (second round)
* Viktor Galović (second round)
* Mohamed Safwat (quarterfinals)
* Pedro Cachin (second round)
* Guilherme Clezar (third 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final |
| 14 | Mohamed Safwat | 7 | 3 | 6$^4$ | | | | | | | |
| | Enrique López Pérez | 5 | 6 | 7$^7$ | | | | | | | |
| | Enrique López Pérez | 5 | 6 | 7$^7$ | | Enrique López Pérez | 6 | 6 | | | |
| | | | | | | Kaichi Uchida | 4 | 2 | | | |
| | Wu Yibing | 3$^r$ | | | | Kaichi Uchida | 4 | 2 | | | |
| | Kaichi Uchida | 5 | | | | | | | | | |
| | Kaichi Uchida | 5 | | | | | | | Enrique López Pérez | 6 | 6 |
| | | | | | | | | | Evgeny Karlovskiy | 1 | 4 |
| | Evgeny Karlovskiy | 6 | 2 | 6 | | | | | | | | Evgeny Karlovskiy | 1 | 4 |
| 4 | Hiroki Moriya | 2 | 6 | 2 | | | | | | | |
| 4 | Hiroki Moriya | 2 | 6 | 2 | | Evgeny Karlovskiy | 7$^{10}$ | 7$^7$ | | | |
| | | | | | 10 | Zhang Ze | 6$^8$ | 6$^3$ | | | |
| 10 | Zhang Ze | 6 | 3 | 6 | 10 | Zhang Ze | 6$^8$ | 6$^3$ | | | |
| 2 | Marcos Baghdatis | 2 | 6 | 2 | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | B Schnur | 6 | 3 | 6$^7$ | | | | | | | | | |
| WC | Xia Zihao | 7$^7$ | 5 | 1 | | M Purcell | 1 | 6 | 7$^9$ | | | | | | | | | |
| | M Purcell | 6$^3$ | 7 | 6 | | | | | | | M Purcell | 2 | 2 | | | | | |
| ITF | K-M Maamoun | 3 | 2 | | | | | | | 14 | M Safwat | 6 | 6 | | | | | |
| | J Hernández-Fernández | 6 | 6 | | | J Hernández-Fernández | 4 | 6$^5$ | | | | | | | | | | |
| | | | | | 14 | M Safwat | 6 | 7$^7$ | | | | | | | | | | |
| | | | | | | | | | | | | | | 14 | M Safwat | 7 | 3 | 6$^4$ |
| | | | | | | | | | | | | | | | E López Pérez | 5 | 6 | 7$^7$ |
| | | | | | 11 | B Rola | 7 | 6$^3$ | 7 | | | | | | | | | |
| ITF | Baptiste Crepatte | 6 | 7$^7$ | | ITF | B Crepatte | 5 | 7$^7$ | 5 | | | | | | | | | |
| | D-h Lee | 3 | 6$^4$ | | | | | | | 11 | B Rola | 6$^6$ | 1 | | | | | |
| | S Myneni | 4 | 6 | 4 | | | | | | | E López Pérez | 7$^8$ | 6 | | | | | |
| | E López Pérez | 6 | 4 | 6 | | E López Pérez | 7$^7$ | 6 | | | | | | | | | | |
| | | | | | 6 | R Molleker | 6$^4$ | 4 | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals |
| | | | | 3 | O Otte | 7$^7$ | 6 | | | | | | | | |
| | Renta Tokuda | 6 | 6 | | R Tokuda | 6$^2$ | 1 | | | | | | | | |
| | M Banes | 4 | 2 | | | | | | 3 | O Otte | 6 | 6$^6$ | 6$^5$ | | |
| WC | Zh Zhang | 2 | 6$^6$ | | | | | | | Y Wu | 0 | 7$^8$ | 7$^7$ | | |
| | Y Wu | 6 | 7$^8$ | | Y Wu | 4 | 7 | 6 | | | | | | | |
| | | | | 15 | P Cachin | 6 | 5 | 2 | | | | | | | |
| | | | | | | | | | | | | | | Y Wu | 3$^r$ |
| | | | | | | | | | | | | | | K Uchida | 5 |
| | | | | 12 | M Polmans | 2 | 4 | | | | | | | | |
| | K Uchida | 6 | 7$^7$ | | K Uchida | 6 | 6 | | | | | | | | |
| | G Oliveira | 3 | 6$^1$ | | | | | | | K Uchida | 7$^7$ | 3 | 6 | | |
| | L Saville | 2 | 1 | | | | | | | D Petrović | 6$^5$ | 6 | 4 | | |
| | D Petrović | 6 | 6 | | D Petrović | 3 | 6 | 6 | | | | | | | |
| | | | | 7 | A Nedovyesov | 6 | 4 | 2 | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 8 | M Moraing | 2 | 3 | | | | | | | | | | | |
| | F Peliwo | 3 | 0 | | | U Ignatik | 6 | 6 | | | | | | | | | | | |
| | U Ignatik | 6 | 6 | | | | | | | | U Ignatik | 6 | 5 | 3 | | | | | |
| | E Karlovskiy | 6 | 6 | | | | | | | | E Karlovskiy | 2 | 7 | 6 | | | | | |
| WC | Y He | 2 | 3 | | | E Karlovskiy | 6 | 7$^7$ | | | | | | | | | | | |
| | | | | | 9 | J Rodionov | 4 | 6$^2$ | | | | | | | | | | | |
| | | | | | | | | | | | | | | | | E Karlovskiy | 6 | 2 | 6 |
| | | | | | | | | | | | | | | | 4 | H Moriya | 2 | 6 | 2 |
| | | | | | 16 | G Clezar | 6 | 4 | 7 | | | | | | | | | | |
| WC | R Hua | 7 | 3 | 6 | WC | R Hua | 2 | 6 | 5 | | | | | | | | | | |
| | N Serdarušić | 5 | 6 | 4 | | | | | | 16 | G Clezar | 3 | 4 | | | | | | |
| ITF | J Barranco Cosano | 1 | 2 | | | | | | | 4 | H Moriya | 6 | 6 | | | | | | |
| | A Harris | 6 | 6 | | | A Harris | 4 | 1 | | | | | | | | | | | |
| | | | | | 4 | H Moriya | 6 | 6 | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 5 | D Sela | 6 | 7 | | | | | | | | | | |
| | D Wu | 6$^3$ | 2 | ITF | R Brancaccio | 4 | 5 | | | | | | | | | | |
| ITF | R Brancaccio | 7$^7$ | 6 | | | | | | 5 | D Sela | 2$^r$ | | | | | | |
| | Z Li | 7 | 7 | | | | | | 10 | Ze Zhang | 1 | | | | | | |
| Q | Y Bai | 5 | 5 | | Z Li | 3 | 4 | | | | | | | | | | |
| | | | | 10 | Ze Zhang | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | 10 | Ze Zhang | 6 | 3 | 6 |
| | | | | | | | | | | | | | 2 | M Baghdatis | 2 | 6 | 2 |
| | | | | 13 | V Galović | 3 | 4 | | | | | | | | | | |
| | Y-s Chung | 7 | 6 | | Y-s Chung | 6 | 6 | | | | | | | | | | |
| Q | H Heliövaara | 5 | 2 | | | | | | | Y-s Chung | 4 | 2 | | | | | |
| WC | X Gao | 5 | 4 | | | | | | 2 | M Baghdatis | 6 | 6 | | | | | |
| | A Molčan | 7 | 6 | | A Molčan | 5 | 6 | 2 | | | | | | | | | |
| | | | | 2 | M Baghdatis | 7 | 3 | 6 | | | | | | | | | |