# 2017 Gerry Weber Open – Singles

Roger Federer defeated Alexander Zverev in the final, 6–1, 6–3 to win the singles tennis title at the 2017 Halle Open. It was his record-extending ninth title in Halle. He did not lose a single set in the entire tournament.
Florian Mayer was the defending champion, but lost to Federer in the quarterfinals.

## Seeds

* Roger Federer (champion)
* Dominic Thiem (second round)
* Kei Nishikori (second round, retired)
* Alexander Zverev (final)
* Gaël Monfils (first round)
* Lucas Pouille (second round)
* Roberto Bautista Agut (quarterfinals)
* Albert Ramos Viñolas (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 |
| 1 | Roger Federer | 6 | 7$^7$ | | | | | |
| | Karen Khachanov | 4 | 6$^5$ | | | | | |
| | Karen Khachanov | 4 | 6$^5$ | | 1 | Roger Federer | 6 | 6 |
| | | | | | 4 | Alexander Zverev | 1 | 3 |
| 4 | Alexander Zverev | 4 | 6 | 6 | 4 | Alexander Zverev | 1 | 3 |
| | Richard Gasquet | 6 | 4 | 3 | | | | |

### 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 | R Federer | 6 | 6 | | | | | | | | | | | | | | | |
| LL | Y Sugita | 3 | 1 | | 1 | R Federer | 7$^7$ | 6 | | | | | | | | | | |
| Q | L Lacko | 4 | 4 | | | M Zverev | 6$^4$ | 4 | | | | | | | | | | |
| | M Zverev | 6 | 6 | | | | | | | 1 | R Federer | 6 | 6 | | | | | |
| | B Paire | 0 | 4 | | | | | | | | F Mayer | 3 | 4 | | | | | |
| | F Mayer | 6 | 6 | | | F Mayer | 6$^6$ | 6 | 6 | | | | | | | | | |
| | J-L Struff | 6 | 3 | 4 | 6 | L Pouille | 7$^8$ | 4 | 3 | | | | | | | | | |
| 6 | L Pouille | 1 | 6 | 6 | | | | | | | | | | | 1 | R Federer | 6 | 7$^7$ |
| 3 | K Nishikori | 6$^7$ | 6 | 6 | | | | | | | | | | | | K Khachanov | 4 | 6$^5$ |
| | F Verdasco | 7$^9$ | 3 | 4 | 3 | K Nishikori | 2$^r$ | | | | | | | | | | | |
| | K Khachanov | 6 | 6$^2$ | 6 | | K Khachanov | 3 | | | | | | | | | | | |
| | G Simon | 2 | 7$^7$ | 3 | | | | | | | K Khachanov | 7$^{10}$ | 4 | 6 | | | | |
| | I Karlović | 3 | 6$^6$ | | | | | | | WC | A Rublev | 6$^8$ | 6 | 3 | | | | |
| Q | M Youzhny | 6 | 7$^8$ | | Q | M Youzhny | 0 | 6 | 3 | | | | | | | | | |
| WC | A Rublev | 6$^1$ | 7 | 6 | WC | A Rublev | 6 | 3 | 6 | | | | | | | | | |
| 8 | A Ramos Viñolas | 7$^7$ | 5 | 4 | | | | | | | | | | | | | | |

### 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 | Semifinals |
| 7 | R Bautista Agut | 6 | 4 | 6 | | | | | | | | | | | | | | | |
| | C Berlocq | 0 | 6 | 2 | 7 | R Bautista Agut | 6 | 1 | 7$^8$ | | | | | | | | | | |
| WC | D Brown | 6 | 6$^3$ | 7$^7$ | WC | D Brown | 4 | 6 | 6$^6$ | | | | | | | | | | |
| Q | V Pospisil | 1 | 7$^7$ | 6$^4$ | | | | | | 7 | R Bautista Agut | 7$^8$ | 6$^1$ | 1 | | | | | |
| | J Sousa | 6 | 4 | 4 | | | | | | 4 | A Zverev | 6$^6$ | 7$^7$ | 6 | | | | | |
| | P Kohlschreiber | 3 | 6 | 6 | | P Kohlschreiber | 3 | 4 | | | | | | | | | | | |
| | P Lorenzi | 3 | 2 | | 4 | A Zverev | 6 | 6 | | | | | | | | | | | |
| 4 | A Zverev | 6 | 6 | | | | | | | | | | | | 4 | A Zverev | 4 | 6 | 6 |
| 5 | G Monfils | 6 | 4 | 3 | | | | | | | | | | | | R Gasquet | 6 | 4 | 3 |
| | R Gasquet | 3 | 6 | 6 | | R Gasquet | 6 | 6 | | | | | | | | | | | |
| WC | T Haas | 4 | 4 | | | B Tomic | 3 | 3 | | | | | | | | | | | |
| | B Tomic | 6 | 6 | | | | | | | | R Gasquet | 6 | 3 | 6 | | | | | |
| | R Haase | 3 | 7 | 6 | | | | | | | R Haase | 1 | 6 | 1 | | | | | |
| | D Ferrer | 6 | 5 | 3 | | R Haase | 6 | 7$^9$ | | | | | | | | | | | |
| Q | M Marterer | 5 | 3 | | 2 | D Thiem | 3 | 6$^7$ | | | | | | | | | | | |
| 2 | D Thiem | 7 | 6 | | | | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Yūichi Sugita (qualifying competition, lucky loser)
* Denis Istomin (first round)
* Andreas Seppi (qualifying competition)
* Ernesto Escobedo (qualifying competition, retired)
* Andrey Kuznetsov (first round)
* Vasek Pospisil (qualified)
* Mikhail Youzhny (qualified)
* Lukáš Lacko (qualified)

### Qualifiers

* Mikhail Youzhny
* Maximilian Marterer
* Lukáš Lacko
* Vasek Pospisil

### Lucky loser

* Yūichi Sugita

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Yūichi Sugita | 7 | 6 | | | | | |
| WC | Yannick Hanfmann | 5 | 1 | | | | | |
| WC | Yannick Hanfmann | 5 | 1 | 1 | Yūichi Sugita | 6$^5$ | 7$^{13}$ | 6$^{12}$ |
| | | | | 7 | Mikhail Youzhny | 7$^7$ | 6$^{11}$ | 7$^{14}$ |
| | Benjamin Becker | 3 | 4 | 7 | Mikhail Youzhny | 7$^7$ | 6$^{11}$ | 7$^{14}$ |
| 7 | Mikhail Youzhny | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Denis Istomin | 6$^5$ | 6$^3$ | | | | |
| | Maximilian Marterer | 7$^7$ | 7$^7$ | | | | |
| | Maximilian Marterer | 7$^7$ | 7$^7$ | | Maximilian Marterer | 6 | 6 |
| | | | | | Alexander Bublik | 0 | 3 |
| | Alexander Bublik | 2 | 6 | 6 | Alexander Bublik | 0 | 3 |
| 5 | Andrey Kuznetsov | 6 | 4 | 4 | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Andreas Seppi | 6 | 6 | | | | |
| WC | Daniel Masur | 3 | 3 | | | | |
| WC | Daniel Masur | 3 | 3 | 3 | Andreas Seppi | 4 | 5 |
| | | | | 8 | Lukáš Lacko | 6 | 7 |
| | Ruben Bemelmans | 4 | 3 | 8 | Lukáš Lacko | 6 | 7 |
| 8 | Lukáš Lacko | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Ernesto Escobedo | 6 | 7$^7$ | | | |
| | Luca Vanni | 3 | 6$^2$ | | | |
| | Luca Vanni | 3 | 6$^2$ | 4 | Ernesto Escobedo | 2$^r$ |
| | | | | 6 | Vasek Pospisil | 4 |
| WC | Daniel Altmaier | 2 | 1 | 6 | Vasek Pospisil | 4 |
| 6 | Vasek Pospisil | 6 | 6 | | | |