# 2019 Korea Open – Singles

Karolína Muchová defeated Magda Linette in the final, 6–1, 6–1 to win the singles title at the 2019 Korea Open. It was her first WTA Tour title.
Kiki Bertens was the reigning champion, but chose to compete in Osaka instead.

## Seeds

* Maria Sakkari (withdrew)
* Ekaterina Alexandrova (semifinals)
* Karolína Muchová (champion)
* Magda Linette (final)
* Ajla Tomljanović (second round)
* Polona Hercog (first round)
* Margarita Gasparyan (second round)
* Wang Yafan (semifinals)

## 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 |
| 8 | Wang Yafan | 6$^5$ | 4 | | | | |
| 3 | Karolína Muchová | 7$^7$ | 6 | | | | |
| 3 | Karolína Muchová | 7$^7$ | 6 | 3 | Karolína Muchová | 6 | 6 |
| | | | | 4 | Magda Linette | 1 | 1 |
| 4 | Magda Linette | 7$^7$ | 7$^9$ | 4 | Magda Linette | 1 | 1 |
| 2 | Ekaterina Alexandrova | 6$^5$ | 6$^7$ | | | | |

### 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 |
| LL | D Kovinić | 4 | 6 | 6$^3$ | | | | | | | | | | | | | |
| Q | PM Țig | 6 | 3 | 7$^7$ | Q | PM Țig | 4 | 2 | | | | | | | | | |
| | P Badosa | 6 | 6 | | | P Badosa | 6 | 6 | | | | | | | | | |
| | J Teichmann | 4 | 4 | | | | | | | | P Badosa | 1 | 3 | | | | |
| | Y Bonaventure | 5 | 6 | 6 | | | | | | 8 | Y Wang | 6 | 6 | | | | |
| | J Pegula | 7 | 2 | 4 | | Y Bonaventure | 6 | 3 | 0 | | | | | | | | |
| Q | D Lao | 4 | 6$^2$ | | 8 | Y Wang | 4 | 6 | 6 | | | | | | | | |
| 8 | Y Wang | 6 | 7$^7$ | | | | | | | | | | | 8 | Y Wang | 6$^5$ | 4 |
| 3 | K Muchová | 6 | 3 | 6 | | | | | | | | | | 3 | K Muchová | 7$^7$ | 6 |
| | A Van Uytvanck | 4 | 6 | 2 | 3 | K Muchová | 6 | 6 | | | | | | | | | |
| Q | T Babos | 6 | 6 | | Q | T Babos | 2 | 3 | | | | | | | | | |
| | J Ostapenko | 3 | 3 | | | | | | | 3 | K Muchová | 6 | 6 | | | | |
| Q | P Hon | 6 | 6 | | | | | | | Q | P Hon | 3 | 3 | | | | |
| SE | M Buzărnescu | 3 | 4 | | Q | P Hon | 6 | 5 | 6 | | | | | | | | |
| | S Vögele | 0 | 2 | | 5 | A Tomljanović | 3 | 7 | 1 | | | | | | | | |
| 5 | A Tomljanović | 6 | 6 | | | | | | | | | | | | | | |

### Bottom 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | M Gasparyan | 7 | 6 | | | | | | | | | | | | | | | |
| | T Maria | 5 | 4 | | 7 | M Gasparyan | 3 | 5 | | | | | | | | | | |
| PR | D Allertová | 2 | 5 | | | K Flipkens | 6 | 7 | | | | | | | | | | |
| | K Flipkens | 6 | 7 | | | | | | | | K Flipkens | 2 | 3 | | | | | |
| | A Potapova | 7$^7$ | 6 | | | | | | | 4 | M Linette | 6 | 6 | | | | | |
| WC | N-l Han | 6$^4$ | 1 | | | A Potapova | 5 | 6$^4$ | | | | | | | | | | |
| | I-C Begu | 1 | 4 | | 4 | M Linette | 7 | 7$^7$ | | | | | | | | | | |
| 4 | M Linette | 6 | 6 | | | | | | | | | | | | 4 | M Linette | 7$^7$ | 7$^9$ |
| 6 | P Hercog | 3 | 6 | 1 | | | | | | | | | | | 2 | E Alexandrova | 6$^5$ | 6$^7$ |
| Q | A Bogdan | 6 | 3 | 6 | Q | A Bogdan | 6 | 4 | 6$^2$ | | | | | | | | | |
| WC | K Ahn | 6 | 6 | | WC | K Ahn | 0 | 6 | 7$^7$ | | | | | | | | | |
| | T Bacsinszky | 0 | 0 | | | | | | | WC | K Ahn | 7$^7$ | 4 | 4 | | | | |
| WC | J-h Choi | 1 | 4 | | | | | | | 2 | E Alexandrova | 6$^0$ | 6 | 6 | | | | |
| | Kr Plíšková | 6 | 6 | | | Kr Plíšková | 6 | 3 | 4 | | | | | | | | | |
| Q | G Minnen | 4 | 3 | | 2 | E Alexandrova | 3 | 6 | 6 | | | | | | | | | |
| 2 | E Alexandrova | 6 | 6 | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Tímea Babos (qualified)
* Danka Kovinić (qualifying competition, lucky loser)
* Greet Minnen (qualified)
* Priscilla Hon (qualified)
* Patricia Maria Țig (qualified)
* Ana Bogdan (qualified)
* Lara Arruabarrena (qualifying competition)
* Danielle Lao (qualified)
* Destanee Aiava (qualifying competition)
* Jaqueline Cristian (qualifying competition)
* Ulrikke Eikeri (qualifying competition)
* You Xiaodi (first round)

### Qualifiers

* Tímea Babos
* Danielle Lao
* Greet Minnen
* Priscilla Hon
* Patricia Maria Țig
* Ana Bogdan

### Lucky loser

* Danka Kovinić

### Draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Tímea Babos | 6 | 6 | | | | |
| WC | Shin Ji-ho | 1 | 1 | | | | |
| WC | Shin Ji-ho | 1 | 1 | 1 | Tímea Babos | 6 | 6 |
| | | | | 10 | Jaqueline Cristian | 2 | 2 |
| WC | Jeong Yeong-won | 1 | 0 | 10 | Jaqueline Cristian | 2 | 2 |
| 10 | Jaqueline Cristian | 6 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Danka Kovinić | 6 | 6 | | | | |
| | Alexandra Cadanțu | 1 | 2 | | | | |
| | Alexandra Cadanțu | 1 | 2 | 2 | Danka Kovinić | 3 | 3 |
| | | | | 8 | Danielle Lao | 6 | 6 |
| PR | Susanne Celik | 3 | 5 | 8 | Danielle Lao | 6 | 6 |
| 8 | Danielle Lao | 6 | 7 | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Greet Minnen | 4 | 6 | 6 | | | | |
| | Jana Fett | 6 | 2 | 1 | | | | |
| | Jana Fett | 6 | 2 | 1 | 3 | Greet Minnen | 6 | 6 |
| | | | | | WC | Park So-hyun | 2 | 2 |
| WC | Park So-hyun | 7 | 6 | | WC | Park So-hyun | 2 | 2 |
| 12 | You Xiaodi | 5 | 3 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Priscilla Hon | 6 | 6 | | | | | |
| WC | Ahn Yu-jin | 3 | 1 | | | | | |
| WC | Ahn Yu-jin | 3 | 1 | | 4 | Priscilla Hon | 7$^7$ | 6 |
| | | | | | 9 | Destanee Aiava | 6$^3$ | 2 |
| | Urszula Radwańska | 6 | 6$^9$ | 1 | 9 | Destanee Aiava | 6$^3$ | 2 |
| 9 | Destanee Aiava | 1 | 7$^{11}$ | 6 | | | | |

#### Fifth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 5 | Patricia Maria Țig | 6 | 6 | | | | |
| | Samantha Murray | 4 | 2 | | | | |
| | Samantha Murray | 4 | 2 | 5 | Patricia Maria Țig | 6 | 6 |
| | | | | 11 | Ulrikke Eikeri | 0 | 2 |
| | Jang Su-jeong | 2 | 2 | 11 | Ulrikke Eikeri | 0 | 2 |
| 11 | Ulrikke Eikeri | 6 | 6 | | | | |

#### Sixth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 6 | Ana Bogdan | 6 | 6 | | | | |
| | Kim Da-bin | 1 | 0 | | | | |
| | Kim Da-bin | 1 | 0 | 6 | Ana Bogdan | 6 | 6 |
| | | | | 7 | Lara Arruabarrena | 3 | 2 |
| | Naiktha Bains | 0 | 3 | 7 | Lara Arruabarrena | 3 | 2 |
| 7 | Lara Arruabarrena | 6 | 6 | | | | |