# 2018 Gazprom Hungarian Open – Singles

Lucas Pouille was the defending champion, but lost in the second round to John Millman.
Marco Cecchinato won his first ATP title, defeating Millman in the final, 7–5, 6–4. Cecchinato was a lucky loser, the ninth in ATP Tour history to win a title.

## Seeds

The top four seeds received a bye into the second round.
* Lucas Pouille (second round)
* Damir Džumhur (second round)
* Richard Gasquet (second round)
* Denis Shapovalov (second round)
* Aljaž Bedene (semifinals)
* Márton Fucsovics (first round)
* Jan-Lennard Struff (quarterfinals)
* Andreas Seppi (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 | Semifinals | Final | Final | Final | Final |
| | John Millman | 2 | 7$^7$ | 7$^7$ | | | | |
| 5 | Aljaž Bedene | 6 | 6$^3$ | 6$^5$ | | | | |
| 5 | Aljaž Bedene | 6 | 6$^3$ | 6$^5$ | | John Millman | 5 | 4 |
| | | | | | LL | Marco Cecchinato | 7 | 6 |
| 8 | Andreas Seppi | 7 | 6$^4$ | 3 | LL | Marco Cecchinato | 7 | 6 |
| LL | Marco Cecchinato | 5 | 7$^7$ | 6 | | | | |

### 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 | L Pouille | 3 | 4 | | | | | | | | | | | |
| | J Millman | 6 | 7 | | | J Millman | 6 | 6 | | | | | | | | | | | |
| | R Albot | 4 | 5 | | | | | | | | J Millman | 2 | 6 | 6 | | | | | |
| | M Marterer | 3 | 6 | 6 | | | | | | LL | Y Maden | 6 | 1 | 4 | | | | | |
| | V Troicki | 6 | 4 | 4 | | M Marterer | 1 | 3 | | | | | | | | | | | |
| LL | Y Maden | 4 | 6 | 6 | LL | Y Maden | 6 | 6 | | | | | | | | | | | |
| 6 | M Fucsovics | 6 | 3 | 2 | | | | | | | | | | | | J Millman | 2 | 7$^7$ | 7$^7$ |
| | | | | | | | | | | | | | | | 5 | A Bedene | 6 | 6$^3$ | 6$^5$ |
| | | | | | 3 | R Gasquet | 4 | 6$^4$ | | | | | | | | | | | |
| Q | H Hurkacz | 7$^7$ | 6$^8$ | 4 | Q | L Sonego | 6 | 7$^7$ | | | | | | | | | | | |
| Q | L Sonego | 6$^2$ | 7$^{10}$ | 6 | | | | | | Q | L Sonego | 3 | 6 | 2 | | | | | |
| WC | A Balázs | 4 | 6 | 6$^4$ | | | | | | 5 | A Bedene | 6 | 2 | 6 | | | | | |
| Q | M Berrettini | 6 | 3 | 7$^7$ | Q | M Berrettini | 6$^2$ | 6 | 4 | | | | | | | | | | |
| | M Copil | 7$^7$ | 5 | 3 | 5 | A Bedene | 7$^7$ | 4 | 6 | | | | | | | | | | |
| 5 | A Bedene | 6$^3$ | 7 | 6 | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | A Seppi | 4 | 7 | 6 | | | | | | | | | | | | | | |
| | T Fabbiano | 6 | 5 | 3 | 8 | A Seppi | 6 | 6 | | | | | | | | | | |
| WC | Z Piros | 3 | 3 | | | M Youzhny | 1 | 2 | | | | | | | | | | |
| | M Youzhny | 6 | 6 | | | | | | 8 | A Seppi | 6 | 7$^7$ | | | | | | |
| | N Basilashvili | 6 | 6 | | | | | | | N Basilashvili | 4 | 6$^3$ | | | | | | |
| | P Lorenzi | 4 | 2 | | | N Basilashvili | 6 | 6 | | | | | | | | | | |
| | | | | | 4 | D Shapovalov | 2 | 4 | | | | | | | | | | |
| | | | | | | | | | | | | | | 8 | A Seppi | 7 | 6$^4$ | 3 |
| 7 | J-L Struff | 2 | 6 | 7 | | | | | | | | | | LL | M Cecchinato | 5 | 7$^7$ | 6 |
| Q | J Zopp | 6 | 4 | 5 | 7 | J-L Struff | 6 | 6 | | | | | | | | | | |
| WC | A Bublik | 6$^6$ | 7$^7$ | 7 | WC | A Bublik | 1 | 4 | | | | | | | | | | |
| | D Istomin | 7$^8$ | 6$^5$ | 5 | | | | | 7 | J-L Struff | 7 | 4 | 2 | | | | | |
| | M Bašić | 3 | 4 | | | | | | LL | M Cecchinato | 5 | 6 | 6 | | | | | |
| LL | M Cecchinato | 6 | 6 | | LL | M Cecchinato | 6 | 6 | | | | | | | | | | |
| | | | | | 2 | D Džumhur | 3 | 1 | | | | | | | | | | |

## Qualifying
### Seeds

* Marcos Baghdatis (first round)
* Marco Cecchinato (qualifying competition, lucky loser)
* Matteo Berrettini (qualified)
* Gerald Melzer (first round)
* Sergiy Stakhovsky (first round)
* Tim Smyczek (first round)
* Thiago Monteiro (qualifying competition)
* Yannick Maden (qualifying competition, lucky loser)

### Qualifiers

* Hubert Hurkacz
* Jürgen Zopp
* Matteo Berrettini
* Lorenzo Sonego

### Lucky losers

* Marco Cecchinato
* Yannick Maden

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Marcos Baghdatis | 2 | 4 | | | | | |
| | Hubert Hurkacz | 6 | 6 | | | | | |
| | Hubert Hurkacz | 6 | 6 | | Hubert Hurkacz | 2 | 7 | 6 |
| | | | | 7 | Thiago Monteiro | 6 | 5 | 3 |
| | Stefano Napolitano | 1 | 4 | 7 | Thiago Monteiro | 6 | 5 | 3 |
| 7 | Thiago Monteiro | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Marco Cecchinato | 7 | 6 | | | | | |
| WC | Máté Valkusz | 5 | 1 | | | | | |
| WC | Máté Valkusz | 5 | 1 | | 2 | Marco Cecchinato | 4 | 2 |
| | | | | | | Jürgen Zopp | 6 | 6 |
| | Jürgen Zopp | 1 | 6 | 6 | | Jürgen Zopp | 6 | 6 |
| 6 | Tim Smyczek | 6 | 4 | 4 | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Matteo Berrettini | 6 | 6 | | | | |
| WC | Péter Nagy | 3 | 4 | | | | |
| WC | Péter Nagy | 3 | 4 | 3 | Matteo Berrettini | 6 | 7 |
| | | | | | Elias Ymer | 4 | 5 |
| | Elias Ymer | 6 | 6 | | Elias Ymer | 4 | 5 |
| 5 | Sergiy Stakhovsky | 3 | 3 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Gerald Melzer | 3 | 2 | | | | |
| | Lorenzo Sonego | 6 | 6 | | | | |
| | Lorenzo Sonego | 6 | 6 | | Lorenzo Sonego | 6 | 6 |
| | | | | 8 | Yannick Maden | 4 | 4 |
| | Sebastian Ofner | 1 | 1 | 8 | Yannick Maden | 4 | 4 |
| 8 | Yannick Maden | 6 | 6 | | | | |