# 2019 Sofia Open – Singles

Mirza Bašić was the defending champion but lost in the first round to Martin Kližan.
Daniil Medvedev won the title, defeating Márton Fucsovics in the final, 6–4, 6–3.

## Seeds

The top four seeds received a bye into the second round.
* Karen Khachanov (second round)
* Stefanos Tsitsipas (quarterfinals)
* Daniil Medvedev (champion)
* Roberto Bautista Agut (quarterfinals, withdrew)
* Nikoloz Basilashvili (first round)
* Fernando Verdasco (quarterfinals)
* Gaël Monfils (semifinals)
* Andreas Seppi (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 | Semifinals | Final | Final | Final | Final |
| | Matteo Berrettini | 7 | 5 | 3 | | | | |
| | Márton Fucsovics | 5 | 7 | 6 | | | | |
| | Márton Fucsovics | 5 | 7 | 6 | | Márton Fucsovics | 4 | 3 |
| | | | | | 3 | Daniil Medvedev | 6 | 6 |
| 3 | Daniil Medvedev | 6 | 6 | | 3 | Daniil Medvedev | 6 | 6 |
| 7 | Gaël Monfils | 2 | 4 | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | K Khachanov | 7$^8$ | 3 | 4 | | | | | | | | | |
| | D Istomin | 4 | 6$^7$ | | | M Berrettini | 6$^6$ | 6 | 6 | | | | | | | | | |
| | M Berrettini | 6 | 7$^9$ | | | | | | | | M Berrettini | 4 | 7 | 6 | | | | |
| | M Copil | 3 | 7$^7$ | 6 | | | | | | 6 | F Verdasco | 6 | 5 | 4 | | | | |
| | S Wawrinka | 6 | 6$^5$ | 4 | | M Copil | 2 | 6 | 1 | | | | | | | | | |
| Q | A Lazarov | 2 | 1 | | 6 | F Verdasco | 6 | 4 | 6 | | | | | | | | | |
| 6 | F Verdasco | 6 | 6 | | | | | | | | | | | | M Berrettini | 7 | 5 | 3 |
| | | | | | | | | | | | | | | | M Fucsovics | 5 | 7 | 6 |
| | | | | | 4 | R Bautista Agut | 3 | 6 | 6 | | | | | | | | | |
| WC | A Andreev | 3 | 6 | 6$^5$ | | M Ebden | 6 | 3 | 2 | | | | | | | | | |
| | M Ebden | 6 | 4 | 7$^7$ | | | | | | 4 | R Bautista Agut | | | | | | | |
| Q | Y Maden | 6 | 7$^7$ | | | | | | | | M Fucsovics | w/o | | | | | | |
| | A Mannarino | 4 | 6$^4$ | | Q | Y Maden | 6$^3$ | 6 | 4 | | | | | | | | | |
| | M Fucsovics | 6 | 7$^7$ | | | M Fucsovics | 7$^7$ | 3 | 6 | | | | | | | | | |
| 8 | A Seppi | 2 | 6$^2$ | | | | | | | | | | | | | | | |

### 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 |
| 5 | N Basilashvili | 6$^7$ | 5 | | | | | | | | | | | | | | |
| Q | D Brands | 7$^9$ | 7 | | Q | D Brands | 6$^5$ | 4 | | | | | | | | | |
| | M Bašić | 0 | 6 | 2 | | M Kližan | 7$^7$ | 6 | | | | | | | | | |
| | M Kližan | 6 | 3 | 6 | | | | | | | M Kližan | 4 | 1 | | | | |
| | R Haase | 6 | 6 | | | | | | | 3 | D Medvedev | 6 | 6 | | | | |
| WC | D Kuzmanov | 2 | 4 | | | R Haase | 7 | 2 | 2 | | | | | | | | |
| | | | | | 3 | D Medvedev | 5 | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | | 3 | D Medvedev | 6 | 6 |
| 7 | G Monfils | 6 | 6 | | | | | | | | | | | 7 | G Monfils | 2 | 4 |
| WC | V Troicki | 3 | 4 | | 7 | G Monfils | 7 | 6 | | | | | | | | | |
| | L Đere | 6$^6$ | 4 | | | M Kukushkin | 5 | 3 | | | | | | | | | |
| | M Kukushkin | 7$^8$ | 6 | | | | | | | 7 | G Monfils | 6 | 7$^7$ | | | | |
| | J-L Struff | 6 | 6 | | | | | | | 2 | S Tsitsipas | 3 | 6$^5$ | | | | |
| Q | S Travaglia | 4 | 3 | | | J-L Struff | 6$^5$ | 4 | | | | | | | | | |
| | | | | | 2 | S Tsitsipas | 7$^7$ | 6 | | | | | | | | | |

## Qualifying
### Seeds

* Yannick Maden (qualified)
* Stefano Travaglia (qualified)
* Lukáš Lacko (first round)
* Sergiy Stakhovsky (qualifying competition)
* Luca Vanni (qualifying competition)
* Kamil Majchrzak (first round)
* Egor Gerasimov (qualifying competition)
* Salvatore Caruso (first round)

### Qualifiers

* Yannick Maden
* Stefano Travaglia
* Alexandar Lazarov
* Daniel Brands

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Yannick Maden | 7 | 6 | | | | | | |
| | Daniel Gimeno Traver | 5 | 1 | | | | | | |
| | Daniel Gimeno Traver | 5 | 1 | | 1 | Yannick Maden | 6 | 4 | 7$^7$ |
| | | | | | Alt | Franko Škugor | 3 | 6 | 6$^5$ |
| Alt | Franko Škugor | 7$^7$ | 4 | 6 | Alt | Franko Škugor | 3 | 6 | 6$^5$ |
| 8 | Salvatore Caruso | 6$^3$ | 6 | 3 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Stefano Travaglia | 3 | 6 | 7$^7$ | | | | | |
| | James Ward | 6 | 4 | 6$^4$ | | | | | |
| | James Ward | 6 | 4 | 6$^4$ | 2 | Stefano Travaglia | 6 | 4 | 6 |
| | | | | | 7 | Egor Gerasimov | 4 | 6 | 4 |
| | Andrea Arnaboldi | 3 | 6$^3$ | | 7 | Egor Gerasimov | 4 | 6 | 4 |
| 7 | Egor Gerasimov | 6 | 7$^7$ | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Lukáš Lacko | 6$^5$ | 2 | | | | | | |
| WC | Alexandar Lazarov | 7$^7$ | 6 | | | | | | |
| WC | Alexandar Lazarov | 7$^7$ | 6 | | WC | Alexandar Lazarov | 7$^8$ | 3 | 7 |
| | | | | | 5 | Luca Vanni | 6$^6$ | 6 | 5 |
| | Rudolf Molleker | 2 | 7$^7$ | 5 | 5 | Luca Vanni | 6$^6$ | 6 | 5 |
| 5 | Luca Vanni | 6 | 6$^0$ | 7 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Sergiy Stakhovsky | 6 | 6 | | | | |
| WC | Gabriel Donev | 1 | 2 | | | | |
| WC | Gabriel Donev | 1 | 2 | 4 | Sergiy Stakhovsky | 4 | 6$^9$ |
| | | | | | Daniel Brands | 6 | 7$^{11}$ |
| | Daniel Brands | 6 | 7 | | Daniel Brands | 6 | 7$^{11}$ |
| 6 | Kamil Majchrzak | 4 | 5 | | | | |