# 2018 Moselle Open – Singles

Peter Gojowczyk was the defending champion, but lost to Kei Nishikori in the second round.
Gilles Simon won the title, defeating Matthias Bachinger in the final, 7–6$^{(7–2)}$, 6–1.

## Seeds

The top four seeds receive a bye into the second round.
* Kei Nishikori (semifinals)
* Stefanos Tsitsipas (second round)
* Lucas Pouille (withdrew)
* Richard Gasquet (quarterfinals)
* Nikoloz Basilashvili (quarterfinals)
* Adrian Mannarino (first round)
* Filip Krajinović (second round)
* Philipp Kohlschreiber (withdrew)

## 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 |
| 1 | Kei Nishikori | 6 | 4 | 5 | | | | |
| Q | Matthias Bachinger | 2 | 6 | 7 | | | | |
| Q | Matthias Bachinger | 2 | 6 | 7 | Q | Matthias Bachinger | 6$^2$ | 1 |
| | | | | | | Gilles Simon | 7$^7$ | 6 |
| | Gilles Simon | 6 | 6 | | | Gilles Simon | 7$^7$ | 6 |
| | Radu Albot | 3 | 1 | | | | | |

### 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 | Semifinals |
| | | | | | 1 | K Nishikori | 7$^7$ | 6 | | | | | | | | | | | |
| | P Gojowczyk | 6$^5$ | 6 | 6 | | P Gojowczyk | 6$^4$ | 3 | | | | | | | | | | | |
| | J-W Tsonga | 7$^7$ | 3 | 4 | | | | | | 1 | K Nishikori | 6 | 4 | 6 | | | | | |
| Q | B Tomic | 7$^7$ | 3 | 4 | | | | | | 5 | N Basilashvili | 3 | 6 | 4 | | | | | |
| WC | U Humbert | 6$^5$ | 6 | 6 | WC | U Humbert | 7$^7$ | 6$^4$ | 3 | | | | | | | | | | |
| Q | K de Schepper | 2 | 6$^0$ | | 5 | N Basilashvili | 6$^2$ | 7$^7$ | 6 | | | | | | | | | | |
| 5 | N Basilashvili | 6 | 7$^7$ | | | | | | | | | | | | 1 | K Nishikori | 6 | 4 | 5 |
| | | | | | | | | | | | | | | | Q | M Bachinger | 2 | 6 | 7 |
| | | | | | LL | G Barrère | 0 | 3 | | | | | | | | | | | |
| | J Munar | 4 | 4 | | Q | M Bachinger | 6 | 6 | | | | | | | | | | | |
| Q | M Bachinger | 6 | 6 | | | | | | | Q | M Bachinger | 6 | 2 | 6 | | | | | |
| WC | Q Halys | 6$^4$ | 2 | | | | | | | LL | Y Maden | 3 | 6 | 4 | | | | | |
| | B Paire | 7$^7$ | 6 | | | B Paire | 4 | 6 | 3 | | | | | | | | | | |
| | M Zverev | 5 | 6 | 1 | LL | Y Maden | 6 | 3 | 6 | | | | | | | | | | |
| LL | Y Maden | 7 | 4 | 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 |
| 7 | F Krajinović | 6 | 6 | | | | | | | | | | | | | |
| WC | C Moutet | 1 | 1 | | 7 | F Krajinović | 6 | 5 | 5 | | | | | | | |
| | G Simon | 7 | 6 | | | G Simon | 4 | 7 | 7 | | | | | | | |
| | J Veselý | 5 | 3 | | | | | | | | G Simon | 7$^7$ | 6 | | | |
| Q | C Lestienne | 6 | 7 | | | | | | | 4 | R Gasquet | 6$^4$ | 2 | | | |
| | J Zopp | 3 | 5 | | Q | C Lestienne | 4 | 2 | | | | | | | | |
| | | | | | 4 | R Gasquet | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | | G Simon | 6 | 6 |
| 6 | A Mannarino | 3 | 2 | | | | | | | | | | | R Albot | 3 | 1 |
| | M Fucsovics | 6 | 6 | | | M Fucsovics | 3 | 2 | | | | | | | | |
| | R Albot | 6 | 6 | | | R Albot | 6 | 6 | | | | | | | | |
| | P-H Herbert | 3 | 4 | | | | | | | | R Albot | 7$^7$ | 6 | | | |
| | M Marterer | 6$^1$ | 7$^7$ | 4 | | | | | | | R Berankis | 6$^4$ | 4 | | | |
| | R Berankis | 7$^7$ | 6$^1$ | 6 | | R Berankis | 6$^5$ | 7$^8$ | 6 | | | | | | | |
| | | | | | 2 | S Tsitsipas | 7$^7$ | 6$^6$ | 3 | | | | | | | |

## Qualifying
### Seeds

* Yannick Maden (qualifying competition, lucky loser)
* Bernard Tomic (first round)
* Sergiy Stakhovsky (first round)
* Grégoire Barrère (qualifying competition, lucky loser)
* Matthias Bachinger (qualified)
* Mats Moraing (qualifying competition)
* Constant Lestienne (qualified)
* Kenny de Schepper (first round)

### Qualifiers

* Matthias Bachinger
* Bernard Tomic
* Constant Lestienne
* Kenny de Schepper

### Lucky losers

* Yannick Maden
* Grégoire Barrère

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Yannick Maden | 7$^7$ | 6 | | | | | |
| | Oscar Otte | 6$^1$ | 3 | | | | | |
| | Oscar Otte | 6$^1$ | 3 | | 1 | Yannick Maden | 6$^6$ | 3 |
| | | | | | 5 | Matthias Bachinger | 7$^8$ | 6 |
| | Norbert Gombos | 6$^3$ | 7$^7$ | 3 | 5 | Matthias Bachinger | 7$^8$ | 6 |
| 5 | Matthias Bachinger | 7$^7$ | 6$^0$ | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Bernard Tomic | 7 | 7 | | | | | |
| | Ante Pavić | 5 | 5 | | | | | |
| | Ante Pavić | 5 | 5 | 2 | Bernard Tomic | 7$^8$ | 3 | 6 |
| | | | | 6 | Mats Moraing | 6$^6$ | 6 | 3 |
| | Tobias Kamke | 6$^3$ | 2 | 6 | Mats Moraing | 6$^6$ | 6 | 3 |
| 6 | Mats Moraing | 7$^7$ | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Sergiy Stakhovsky | 3 | 4 | | | | |
| Alt | Maxime Janvier | 6 | 6 | | | | |
| Alt | Maxime Janvier | 6 | 6 | Alt | Maxime Janvier | 4 | 4 |
| | | | | 7 | Constant Lestienne | 6 | 6 |
| WC | Boris Fassbender | 2 | 1 | 7 | Constant Lestienne | 6 | 6 |
| 7 | Constant Lestienne | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Grégoire Barrère | 6 | 7$^7$ | | | | | |
| WC | Arthur Rinderknech | 3 | 6$^4$ | | | | | |
| WC | Arthur Rinderknech | 3 | 6$^4$ | 4 | Grégoire Barrère | 6$^4$ | 7$^7$ | 6$^3$ |
| | | | | 8 | Kenny de Schepper | 7$^7$ | 6$^5$ | 7$^7$ |
| | Dustin Brown | 4 | 4 | 8 | Kenny de Schepper | 7$^7$ | 6$^5$ | 7$^7$ |
| 8 | Kenny de Schepper | 6 | 6 | | | | | |