# 2019 Maia Challenger – Singles

This was the first edition of the tournament.
Jozef Kovalík won the title after defeating Constant Lestienne 6–0, 6–4 in the final.

## Seeds

All seeds receive a bye into the second round.
* Andrej Martin (semifinals)
* Thomas Fabbiano (second round)
* Paolo Lorenzi (quarterfinals)
* Gianluca Mager (third round)
* Attila Balázs (third round)
* Steven Diez (withdrew)
* Guillermo García López (second round)
* Pedro Sousa (third round)
* Nikola Milojević (second round)
* Jozef Kovalík (champion)
* Frederico Ferreira Silva (withdrew)
* Maxime Cressy (third round)
* Roberto Marcora (quarterfinals)
* João Domingues (semifinals)
* Mohamed Safwat (second round)
* Filippo Baldi (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 | Andrej Martin | 6 | 6 | | | | | | | | | | |
| Alt | Riccardo Bonadio | 4 | 4 | | | | | | | | | | |
| Alt | Riccardo Bonadio | 4 | 4 | | 1 | Andrej Martin | 1 | 4 | | | | | |
| | | | | | 10 | Jozef Kovalík | 6 | 6 | | | | | |
| 3 | Paolo Lorenzi | 5 | 5 | | 10 | Jozef Kovalík | 6 | 6 | | | | | |
| 10 | Jozef Kovalík | 7 | 7 | | | | | | | | | | |
| 10 | Jozef Kovalík | 7 | 7 | | | | | | | 10 | Jozef Kovalík | 6 | 6 |
| | | | | | | | | | | | Constant Lestienne | 0 | 4 |
| | Constant Lestienne | 6 | 6$^6$ | 6 | | | | | | | | | | Constant Lestienne | 0 | 4 |
| 13 | Roberto Marcora | 3 | 7$^8$ | 3 | | | | | | | | | |
| 13 | Roberto Marcora | 3 | 7$^8$ | 3 | | Constant Lestienne | 1 | 7$^7$ | 6 | | | | |
| | | | | | 14 | João Domingues | 6 | 6$^5$ | 2 | | | | |
| Q | Andrea Vavassori | 2 | 4 | | 14 | João Domingues | 6 | 6$^5$ | 2 | | | | |
| 14 | João Domingues | 6 | 6 | | | | | | | | | | |

### 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 |
| | | | | | 1 | A Martin | 6 | 7 | | | | | | | | | | |
| | V Galović | 3 | 6 | | | GM Moroni | 2 | 5 | | | | | | | | | | |
| | GM Moroni | 6 | 7 | | | | | | | 1 | A Martin | 7 | 2 | 6 | | | | |
| | V Kopřiva | 6 | 6 | | | | | | | | V Kopřiva | 5 | 6 | 0 | | | | |
| WC | Luís Faria | 0 | 2 | | | V Kopřiva | 2 | 6 | 6 | | | | | | | | | |
| | | | | | 15 | M Safwat | 6 | 4 | 4 | | | | | | | | | |
| | | | | | | | | | | | | | | | 1 | A Martin | 6 | 6 |
| | | | | | | | | | | | | | | | Alt | R Bonadio | 4 | 4 |
| | | | | | 9 | N Milojević | 6 | 2 | 2 | | | | | | | | | |
| Alt | R Bonadio | 4 | 7$^7$ | 6 | Alt | R Bonadio | 4 | 6 | 6 | | | | | | | | | |
| | T Gabashvili | 6 | 6$^3$ | 1 | | | | | | Alt | R Bonadio | 4 | 6 | 7 | | | | |
| | R Brancaccio | 4 | 4 | | | | | | | 8 | P Sousa | 6 | 2 | 5 | | | | |
| PR | J Martí | 6 | 6 | | PR | J Martí | 3 | 6 | 4 | | | | | | | | | |
| | | | | | 8 | P Sousa | 6 | 4 | 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | P Lorenzi | 3 | 7$^7$ | 7$^7$ | | | | | | | | | |
| WC | T Cação | 4 | 7$^8$ | 3 | | J Rodionov | 6 | 6$^4$ | 6$^3$ | | | | | | | | | |
| | J Rodionov | 6 | 6$^6$ | 6 | | | | | | 3 | P Lorenzi | 1 | 7$^9$ | 6 | | | | |
| | P Krstin | 6 | 7 | | | | | | | 16 | F Baldi | 6 | 6$^7$ | 3 | | | | |
| | D Yevseyev | 4 | 5 | | | P Krstin | 6 | 4 | 0 | | | | | | | | | |
| | | | | | 16 | F Baldi | 2 | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | P Lorenzi | 5 | 5 |
| | | | | | | | | | | | | | | | 10 | J Kovalík | 7 | 7 |
| | | | | | 10 | J Kovalík | 6 | 6 | | | | | | | | | | |
| | P Kotov | 6$^2$ | 0 | | | P Kotov | 0 | 1 | | | | | | | | | | |
| | A Karatsev | 7$^7$ | 3$^r$ | | | | | | | 10 | J Kovalík | 6 | 7 | | | | | |
| | R Ortega Olmedo | 1 | 6$^9$ | | | | | | | 5 | A Balázs | 4 | 5 | | | | | |
| WC | N Borges | 6 | 7$^{11}$ | | WC | N Borges | 6$^0$ | 4 | | | | | | | | | | |
| | | | | | 5 | A Balázs | 7$^7$ | 6 | | | | | | | | | | |

### Bottom half
#### Section 3

| 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 |
| | | | | 7 | G García López | 4 | 3 | | | | | | | | | | | |
| Q | Fabrizio Ornago | 2 | 2 | | C Lestienne | 6 | 6 | | | | | | | | | | | |
| | C Lestienne | 6 | 6 | | | | | | | C Lestienne | 6 | 6 | | | | | | |
| PR | Í Cervantes | 1 | 4 | | | | | | 12 | M Cressy | 3 | 0 | | | | | | |
| | I Nedelko | 6 | 6 | | I Nedelko | 6$^5$ | 6$^5$ | | | | | | | | | | | |
| | | | | 12 | M Cressy | 7$^7$ | 7$^7$ | | | | | | | | | | | |
| | | | | | | | | | | | | | | | C Lestienne | 6 | 6$^6$ | 6 |
| | | | | | | | | | | | | | | 13 | R Marcora | 3 | 7$^8$ | 3 |
| | | | | 13 | R Marcora | 6 | 2 | 6 | | | | | | | | | | |
| | A Arnaboldi | 6 | 7 | | A Arnaboldi | 3 | 6 | 4 | | | | | | | | | | |
| PR | C Gómez-Herrera | 1 | 5 | | | | | | 13 | R Marcora | 3 | 6 | 6 | | | | | |
| WC | João Monteiro | 2 | 2 | | | | | | 4 | G Mager | 6 | 2 | 3 | | | | | |
| | Z Kolář | 6 | 6 | | Z Kolář | 4 | 1 | | | | | | | | | | | |
| | | | | 4 | G Mager | 6 | 6 | | | | | | | | | | | |

#### 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 |
| | | | | | LL | Fábio Coelho | 4 | 1 | | | | | | | | | |
| Q | A Vavassori | 2 | 6 | 6 | Q | A Vavassori | 6 | 6 | | | | | | | | | |
| | V Durasovic | 6 | 1 | 0 | | | | | | Q | A Vavassori | 6 | 7$^{11}$ | | | | |
| | C Taberner | 6 | 6 | | | | | | | LL | M Hamou | 2 | 6$^9$ | | | | |
| | A Çelikbilek | 2 | 2 | | | C Taberner | 4 | 5 | | | | | | | | | |
| | | | | | LL | M Hamou | 6 | 7 | | | | | | | | | |
| | | | | | | | | | | | | | | Q | A Vavassori | 2 | 4 |
| | | | | | | | | | | | | | | 14 | J Domingues | 6 | 6 |
| | | | | | 14 | J Domingues | 7 | 6 | | | | | | | | | |
| WC | F Cabral | 4 | 2 | | PR | M Neuchrist | 5 | 1 | | | | | | | | | |
| PR | M Neuchrist | 6 | 6 | | | | | | | 14 | J Domingues | 7$^7$ | 6 | | | | |
| | D Masur | 6 | 6 | | | | | | | | D Masur | 6$^3$ | 2 | | | | |
| | S Mukund | 3 | 0 | | | D Masur | 6 | 2 | 6 | | | | | | | | |
| | | | | | 2 | T Fabbiano | 4 | 6 | 3 | | | | | | | | |