# 2019 Zagreb Ladies Open – Singles

Tereza Mrdeža was the defending champion, but lost in the second round to Anna Bondár.
Maryna Chernyshova won the title, defeating Réka Luca Jani in the final, 6–1, 6–4.

## Seeds

* Barbara Haas (first round)
* Rebecca Šramková (second round)
* Paula Ormaechea (first round)
* Martina Di Giuseppe (second round)
* Pemra Özgen (first round)
* Tereza Mrdeža (second round)
* Irina Bara (second round)
* Martina Trevisan (second 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 |
| | Çağla Büyükakçay | 4 | 3 | | | | |
| Q | Maryna Chernyshova | 6 | 6 | | | | |
| Q | Maryna Chernyshova | 6 | 6 | Q | Maryna Chernyshova | 6 | 6 |
| | | | | Q | Réka Luca Jani | 1 | 4 |
| | Anna Bondár | 1 | 3 | Q | Réka Luca Jani | 1 | 4 |
| Q | Réka Luca Jani | 6 | 6 | | | | |

### 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 | B Haas | 6 | 6$^1$ | 3 | | | | | | | | | | | | | |
| | D Seguel | 3 | 7$^7$ | 6 | | D Seguel | 1 | 2 | | | | | | | | | |
| Q | D Herdželaš | 7$^7$ | 2 | 4 | | Ç Büyükakçay | 6 | 6 | | | | | | | | | |
| | Ç Büyükakçay | 6$^5$ | 6 | 6 | | | | | | | Ç Büyükakçay | 6 | 6 | | | | |
| | E Kostova | 6 | 6$^2$ | 6 | | | | | | | E Kostova | 2 | 4 | | | | |
| WC | S Njirić | 4 | 7$^7$ | 3 | | E Kostova | 6 | 4 | 7$^7$ | | | | | | | | |
| | A Lottner | 6 | 7 | | | A Lottner | 2 | 6 | 6$^4$ | | | | | | | | |
| 5 | P Özgen | 3 | 5 | | | | | | | | | | | | Ç Büyükakçay | 4 | 3 |
| 3 | P Ormaechea | 0 | 6 | 4 | | | | | | | | | | Q | M Chernyshova | 6 | 6 |
| | V Ivakhnenko | 6 | 4 | 6 | | V Ivakhnenko | 7 | 1 | 6 | | | | | | | | |
| | A Hesse | 6$^6$ | 4 | | WC | L Bošković | 5 | 6 | 1 | | | | | | | | |
| WC | L Bošković | 7$^8$ | 6 | | | | | | | | V Ivakhnenko | 4 | 3 | | | | |
| Q | M Chernyshova | 6 | 6 | | | | | | | Q | M Chernyshova | 6 | 6 | | | | |
| | LI Paar | 4 | 2 | | Q | M Chernyshova | 6 | 6 | | | | | | | | | |
| SE | T Lukas | 4 | 1 | | 7 | I Bara | 2 | 4 | | | | | | | | | |
| 7 | I Bara | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | T Mrdeža | 6 | 6 | | | | | | | | | | | | | | |
| Q | E Cascino | 0 | 3 | | 6 | T Mrdeža | 6$^3$ | 7$^7$ | 2 | | | | | | | | |
| Q | A Fomina | 6 | 3 | 2 | | A Bondár | 7$^7$ | 6$^4$ | 6 | | | | | | | | |
| | A Bondár | 3 | 6 | 6 | | | | | | | A Bondár | 6 | 6 | | | | |
| | M Kostyuk | 6 | 2 | 3 | | | | | | Q | V Kan | 0 | 1 | | | | |
| Q | V Kan | 1 | 6 | 6 | Q | V Kan | 6 | 6 | | | | | | | | | |
| | B Eraydın | 2 | 6$^4$ | | 4 | M Di Giuseppe | 1 | 4 | | | | | | | | | |
| 4 | M Di Giuseppe | 6 | 7$^7$ | | | | | | | | | | | | A Bondár | 1 | 3 |
| 8 | M Trevisan | 6 | 6 | | | | | | | | | | | Q | RL Jani | 6 | 6 |
| WC | A Ružić | 2 | 2 | | 8 | M Trevisan | 3 | 6 | 4 | | | | | | | | |
| Q | D Papamichail | 6 | 7 | | Q | D Papamichail | 6 | 1 | 6 | | | | | | | | |
| | M Zanevska | 4 | 5 | | | | | | | Q | D Papamichail | 4 | 5 | | | | |
| Q | N Potočnik | 3 | 0 | | | | | | | Q | RL Jani | 6 | 7 | | | | |
| Q | RL Jani | 6 | 6 | | Q | RL Jani | 6 | 6 | | | | | | | | | |
| WC | M Đaković | 1 | 3 | | 2 | R Šramková | 3 | 3 | | | | | | | | | |
| 2 | R Šramková | 6 | 6 | | | | | | | | | | | | | | |