# 2018 Meerbusch Challenger – Singles

Ricardo Ojeda Lara was the defending champion but chose not to defend his title.
Filip Horanský won the title after defeating Jan Choinski 6–7$^{(7–9)}$, 6–3, 6–3 in the final.

## Seeds

* Sergio Gutiérrez Ferrol (first round)
* Pedro Sousa (quarterfinals)
* Alexey Vatutin (withdrew)
* Sebastian Ofner (first round)
* Ivan Nedelko (first round)
* Filip Horanský (champion)
* Arthur De Greef (first round)
* Rudolf Molleker (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 | Final |
| | Jan Choinski | 6 | 6 | | | | | |
| | Dustin Brown | 4 | 3 | | | | | |
| | Dustin Brown | 4 | 3 | | Jan Choinski | 7$^9$ | 3 | 3 |
| | | | | 6 | Filip Horanský | 6$^7$ | 6 | 6 |
| 6 | Filip Horanský | 7$^7$ | 6 | 6 | Filip Horanský | 6$^7$ | 6 | 6 |
| 8 | Rudolf Molleker | 6$^4$ | 2 | | | | | |

### 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 |
| 1 | S Gutiérrez Ferrol | 6 | 3 | 3 | | | | | | | | | | | | | |
| Q | Z Bergs | 1 | 6 | 6 | Q | Z Bergs | 3 | 4 | | | | | | | | | |
| WC | A Haider-Maurer | 1 | 4 | | | J Choinski | 6 | 6 | | | | | | | | | |
| | J Choinski | 6 | 6 | | | | | | | | J Choinski | 5 | 6 | 6 | | | |
| | E Benchetrit | 6 | 6 | | | | | | | | B Zapata Miralles | 7 | 2 | 1 | | | |
| PR | R Bellotti | 2 | 1 | | | E Benchetrit | 5 | 0 | | | | | | | | | |
| | B Zapata Miralles | 6 | 6 | | | B Zapata Miralles | 7 | 6 | | | | | | | | | |
| 7 | A De Greef | 4 | 2 | | | | | | | | | | | | J Choinski | 6 | 6 |
| 4 | S Ofner | 4 | 6 | 6$^5$ | | | | | | | | | | | D Brown | 4 | 3 |
| | D Brown | 6 | 3 | 7$^7$ | | D Brown | 6 | 6 | | | | | | | | | |
| LL | A Müller | 6 | 3 | 7$^7$ | LL | A Müller | 1 | 2 | | | | | | | | | |
| | M Cuevas | 3 | 6 | 6$^5$ | | | | | | | D Brown | 6$^5$ | 6 | 6 | | | |
| | R Olivo | 6 | 4 | 4 | | | | | | SE | K Krawietz | 7$^7$ | 1 | 2 | | | |
| WC | B Hassan | 0 | 6 | 6 | WC | B Hassan | 2 | 7$^7$ | 5 | | | | | | | | |
| SE | K Krawietz | 6 | 4 | 7$^7$ | SE | K Krawietz | 6 | 6$^5$ | 7 | | | | | | | | |
| 5 | I Nedelko | 2 | 6 | 6$^3$ | | | | | | | | | | | | | |

### 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 |
| 6 | F Horanský | 6 | 6 | | | | | | | | | | | | | | | |
| | J Rodionov | 4 | 1 | | 6 | F Horanský | 3 | 6 | 6 | | | | | | | | | |
| | F Baldi | 1 | 6$^9$ | | | M Vilella Martínez | 6 | 3 | 1 | | | | | | | | | |
| | M Vilella Martínez | 6 | 7$^{11}$ | | | | | | | 6 | F Horanský | 6 | 1 | 6 | | | | |
| | G Sakharov | 3 | 0 | | | | | | | Q | N Kuhn | 4 | 6 | 1 | | | | |
| | D Kuzmanov | 6 | 6 | | | D Kuzmanov | 4 | 4 | | | | | | | | | | |
| | M Janvier | 1 | 3 | | Q | N Kuhn | 6 | 6 | | | | | | | | | | |
| Q | N Kuhn | 6 | 6 | | | | | | | | | | | | 6 | F Horanský | 7$^7$ | 6 |
| 8 | R Molleker | 6 | 6 | | | | | | | | | | | | 8 | R Molleker | 6$^4$ | 2 |
| WC | O Štyler | 3 | 4 | | 8 | R Molleker | 7 | 6 | | | | | | | | | | |
| Q | Marc Sieber | 6$^5$ | 6 | 4 | | J Tatlot | 5 | 1 | | | | | | | | | | |
| | J Tatlot | 7$^7$ | 4 | 6 | | | | | | 8 | R Molleker | 6 | 6 | | | | | |
| Q | J Sels | 6 | 7 | | | | | | | 2 | P Sousa | 3 | 2 | | | | | |
| | Carlos Boluda-Purkiss | 3 | 5 | | Q | J Sels | 3 | 1 | | | | | | | | | | |
| WC | L Wessels | 0 | 1 | | 2 | P Sousa | 6 | 6 | | | | | | | | | | |
| 2 | P Sousa | 6 | 6 | | | | | | | | | | | | | | | |