# 2019 Tilia Slovenia Open – Singles

Constant Lestienne was the defending champion but lost in the semifinals to Viktor Durasovic.
Aljaž Bedene won the title after defeating Durasovic 7–5, 6–3 in the final.

## Seeds

All seeds receive a bye into the second round.
* Aljaž Bedene (champion)
* Lorenzo Giustino (withdrew)
* Blaž Rola (semifinals)
* Sergiy Stakhovsky (third round)
* Filip Horanský (third round)
* Constant Lestienne (semifinals)
* Alexey Vatutin (second round)
* Roman Safiullin (quarterfinals)
* Matteo Viola (third round)
* Evgeny Karlovskiy (second round)
* Danilo Petrović (second round)
* Lucas Miedler (second round)
* Zdeněk Kolář (quarterfinals)
* Kenny de Schepper (second round, retired)
* Luca Vanni (second round)
* Sasikumar Mukund (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 | Semifinals | Final | Final | Final | Final |
| 1 | Aljaž Bedene | 6 | 4 | 7$^7$ | | | | | | | | | |
| | Lukáš Klein | 3 | 6 | 6$^4$ | | | | | | | | | |
| | Lukáš Klein | 3 | 6 | 6$^4$ | 1 | Aljaž Bedene | 6 | 6 | | | | | |
| | | | | | 3 | Blaž Rola | 3 | 2 | | | | | |
| 3 | Blaž Rola | 6 | 6 | | 3 | Blaž Rola | 3 | 2 | | | | | |
| 8 | Roman Safiullin | 2 | 1 | | | | | | | | | | |
| 8 | Roman Safiullin | 2 | 1 | | | | | | | 1 | Aljaž Bedene | 7 | 6 |
| | | | | | | | | | | | Viktor Durasovic | 5 | 3 |
| | Viktor Durasovic | 6 | 7$^8$ | | | | | | | | | | | Viktor Durasovic | 5 | 3 |
| 13 | Zdeněk Kolář | 4 | 6$^6$ | | | | | | | | | | |
| 13 | Zdeněk Kolář | 4 | 6$^6$ | | | Viktor Durasovic | 3 | 6 | 6 | | | | |
| | | | | | 6 | Constant Lestienne | 6 | 1 | 1 | | | | |
| 6 | Constant Lestienne | 6 | 3 | | 6 | Constant Lestienne | 6 | 1 | 1 | | | | |
| Alt | Artem Dubrivnyy | 4 | 0$^r$ | | | | | | | | | | |

### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | A Bedene | 5 | 6 | 6 | | | | | | | | | | |
| | H Nys | 4 | 2 | | | I Marchenko | 7 | 4 | 2 | | | | | | | | | | |
| | I Marchenko | 6 | 6 | | | | | | | 1 | A Bedene | 6 | 6 | | | | | | |
| | E King | 7 | 1 | | | | | | | 16 | S Mukund | 2 | 2 | | | | | | |
| | L Catarina | 5 | 0$^r$ | | | E King | 6 | 5 | 3 | | | | | | | | | | |
| | | | | | 16 | S Mukund | 4 | 7 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 1 | A Bedene | 6 | 4 | 7$^7$ |
| | | | | | | | | | | | | | | | | L Klein | 3 | 6 | 6$^4$ |
| | | | | | 11 | D Petrović | 3 | 4 | | | | | | | | | | | |
| | A Vavassori | 4 | 1 | | | L Kleinn | 6 | 6 | | | | | | | | | | | |
| | L Klein | 6 | 6 | | | | | | | | L Klein | 1 | 6 | 6 | | | | | |
| ITF | TM Etcheverry | 6$^0$ | 6 | 6 | | | | | | 5 | F Horanský | 6 | 4 | 3 | | | | | |
| | J Rodionov | 7$^7$ | 2 | 2 | ITF | TM Etcheverry | 6$^3$ | 1 | | | | | | | | | | | |
| | | | | | 5 | F Horanský | 7$^7$ | 6 | | | | | | | | | | | |

#### Section 2

| 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 |
| | | | | | 3 | B Rola | 7 | 6 | | | | | | | | | |
| | T Gabashvili | 4 | 6 | 6 | | T Gabashvili | 5 | 2 | | | | | | | | | |
| | E Leshem | 6 | 1 | 0 | | | | | | 3 | B Rola | 6 | 6 | | | | |
| | A Šetkić | 6 | 6 | | | | | | | | A Šetkić | 1 | 4 | | | | |
| WC | Sven Lah | 4 | 3 | | | A Šetkić | 1 | | | | | | | | | | |
| | | | | | 14 | K de Schepper | 4$^r$ | | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | B Rola | 6 | 6 |
| | | | | | | | | | | | | | | 8 | R Safiullin | 2 | 1 |
| | | | | | 10 | E Karlovskiy | 1 | 2 | | | | | | | | | |
| | I Sijsling | 2 | 3 | | | C Gómez-Herrera | 6 | 6 | | | | | | | | | |
| | C Gómez-Herrera | 6 | 6 | | | | | | | | C Gómez-Herrera | 2 | 4 | | | | |
| WC | N Razboršek | 4 | 6 | 4 | | | | | | 8 | R Safiullin | 6 | 6 | | | | |
| | Antoine Cornut-Chauvinc | 6 | 3 | 6 | | A Cornut-Chauvinc | 7$^7$ | 4 | 2 | | | | | | | | |
| | | | | | 8 | R Safiullin | 6$^4$ | 6 | 6 | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 7 | A Vatutin | 6$^2$ | 3 | | | | | | | | | |
| ITF | M Hamou | 4 | 1 | | | A Çelikbilek | 7$^7$ | 6 | | | | | | | | | |
| | A Çelikbilek | 6 | 6 | | | | | | | A Çelikbilek | 3 | 2 | | | | | |
| Q | N Barrientos | 2 | 6 | 1 | | | | | | V Durasovic | 6 | 6 | | | | | |
| | V Durasovic | 6 | 3 | 6 | | V Durasovic | 7 | 6 | | | | | | | | | |
| | | | | | 12 | L Miedler | 5 | 3 | | | | | | | | | |
| | | | | | | | | | | | | | | | V Durasovic | 6 | 7$^8$ |
| | | | | | | | | | | | | | | 13 | Z Kolář | 4 | 6$^6$ |
| | | | | | 13 | Z Kolář | 6 | 6 | | | | | | | | | |
| ITF | Quentin Robert | 3 | 5 | | | T Simon | 2 | 4 | | | | | | | | | |
| | Tobias Simon | 6 | 7 | | | | | | 13 | Z Kolář | 6 | 3 | 6 | | | | |
| ITF | Tom Jomby | 3 | 0 | | | | | | 4 | S Stakhovsky | 2 | 6 | 3 | | | | |
| | A Bega | 6 | 6 | | | A Bega | 1 | 5 | | | | | | | | | |
| | | | | | 4 | S Stakhovsky | 6 | 7 | | | | | | | | | |

#### Section 4

| 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 |
| | | | | | 6 | C Lestienne | 6 | 6 | | | | | | | | | |
| ITF | Matías Zukas | 6 | 1 | 6$^5$ | | J Ocleppo | 1 | 2 | | | | | | | | | |
| | J Ocleppo | 2 | 6 | 7$^7$ | | | | | | 6 | C Lestienne | 6 | 6 | | | | |
| WC | T Kočevar-Dešman | 6 | 6$^6$ | 3 | | | | | | 9 | M Viola | 0 | 1 | | | | |
| | M Zekić | 4 | 7$^8$ | 6 | | M Zekić | 0 | 3 | | | | | | | | | |
| | | | | | 9 | M Viola | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 6 | C Lestienne | 6 | 3 |
| | | | | | | | | | | | | | | Alt | A Dubrivnyy | 4 | 0$^r$ |
| | | | | | 15 | L Vanni | 6$^6$ | 6 | 4 | | | | | | | | |
| Alt | A Dubrivnyy | 6 | 6 | | Alt | A Dubrivnyy | 7$^8$ | 4 | 6 | | | | | | | | |
| WC | M Urbanija | 3 | 4 | | | | | | | Alt | A Dubrivnyy | 7$^7$ | 6 | | | | |
| WC | Zvonimir Orešković | 1 | 0 | | | | | | | Q | T Lipovšek Puches | 6$^2$ | 3 | | | | |
| Q | T Lipovšek Puches | 6 | 6 | | Q | T Lipovšek Puches | 6 | 6 | | | | | | | | | |
| | | | | | Alt | A Golubev | 4 | 4 | | | | | | | | | |