# 2016 Gerry Weber Open – Singles

Roger Federer was the three-time defending champion, but lost in the semifinals to Alexander Zverev.
Florian Mayer won the title, defeating Zverev in the final, 6–2, 5–7, 6–3.

## Seeds

* Roger Federer (semifinals)
* Kei Nishikori (second round, withdrew)
* Dominic Thiem (semifinals)
* Tomáš Berdych (first round)
* David Goffin (quarterfinals)
* David Ferrer (first round)
* Viktor Troicki (first round)
* Philipp Kohlschreiber (quarterfinals, 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 | Final |
| 1 | Roger Federer | 6$^4$ | 7 | 3 | | | | | |
| | Alexander Zverev | 7$^7$ | 5 | 6 | | | | | |
| | Alexander Zverev | 7$^7$ | 5 | 6 | | Alexander Zverev | 2 | 7 | 3 |
| | | | | | PR | Florian Mayer | 6 | 5 | 6 |
| 3 | Dominic Thiem | 3 | 4 | | PR | Florian Mayer | 6 | 5 | 6 |
| PR | Florian Mayer | 6 | 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Federer | 6 | 7$^7$ | | | | | | | | | | | | | | | |
| WC | J-L Struff | 4 | 6$^3$ | | 1 | R Federer | 6 | 7 | | | | | | | | | | |
| | R Berankis | 5 | 4 | | | M Jaziri | 3 | 5 | | | | | | | | | | |
| | M Jaziri | 7 | 6 | | | | | | | 1 | R Federer | 6 | 7$^{12}$ | | | | | |
| | D Kudla | 5 | 6 | 3 | | | | | | 5 | D Goffin | 1 | 6$^{10}$ | | | | | |
| Q | S Stakhovsky | 7 | 4 | 6 | Q | S Stakhovsky | 6 | 5 | 0$^r$ | | | | | | | | | |
| | B Ćorić | 6$^5$ | 7$^7$ | 4 | 5 | D Goffin | 4 | 7 | 2 | | | | | | | | | |
| 5 | D Goffin | 7$^7$ | 6$^3$ | 6 | | | | | | | | | | 1 | R Federer | 6$^4$ | 7 | 3 |
| 4 | T Berdych | 6$^3$ | 6$^4$ | | | | | | | | | | | | A Zverev | 7$^7$ | 5 | 6 |
| | M Baghdatis | 7$^7$ | 7$^7$ | | | M Baghdatis | 7 | 7$^{10}$ | | | | | | | | | | |
| WC | D Brown | 6 | 7 | | WC | D Brown | 5 | 6$^8$ | | | | | | | | | | |
| | A Ramos-Viñolas | 3 | 5 | | | | | | | | M Baghdatis | 6$^9$ | 3 | | | | | |
| Q | E Gulbis | 5 | 3 | | | | | | | | A Zverev | 7$^{11}$ | 6 | | | | | |
| Q | B Becker | 7 | 6 | | Q | B Becker | 5 | 0$^r$ | | | | | | | | | | |
| | A Zverev | 6 | 6 | | | A Zverev | 7 | 3 | | | | | | | | | | |
| 7 | V Troicki | 4 | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | P Kohlschreiber | 6 | 7$^7$ | | | | | | | | | | | | | | |
| | M Granollers | 2 | 6$^4$ | | 8 | P Kohlschreiber | 6$^7$ | 6 | 7 | | | | | | | | |
| | I Karlović | 7$^8$ | 6 | | | I Karlović | 7$^9$ | 4 | 5 | | | | | | | | |
| | A Kuznetsov | 6$^6$ | 3 | | | | | | | 8 | P Kohlschreiber | | | | | | |
| | P Lorenzi | 1 | 4 | | | | | | | 3 | D Thiem | w/o | | | | | |
| | T Gabashvili | 6 | 6 | | | T Gabashvili | 4 | 1 | | | | | | | | | |
| | J Sousa | 5 | 4 | | 3 | D Thiem | 6 | 6 | | | | | | | | | |
| 3 | D Thiem | 7 | 6 | | | | | | | | | | | 3 | D Thiem | 3 | 4 |
| 6 | D Ferrer | 3 | 4 | | | | | | | | | | | PR | F Mayer | 6 | 6 |
| | A Seppi | 6 | 6 | | | A Seppi | 6 | 6 | | | | | | | | | |
| Q | Y Sugita | 7$^7$ | 2 | 6 | Q | Y Sugita | 3 | 0 | | | | | | | | | |
| WC | T Fritz | 6$^4$ | 6 | 3 | | | | | | | A Seppi | 6$^4$ | 3 | | | | |
| PR | B Baker | 5 | 6$^3$ | | | | | | | PR | F Mayer | 7$^7$ | 6 | | | | |
| PR | F Mayer | 7 | 7$^7$ | | PR | F Mayer | w/o | | | | | | | | | | |
| | L Pouille | 7$^7$ | 1 | 4 | 2 | K Nishikori | | | | | | | | | | | |
| 2 | K Nishikori | 6$^5$ | 6 | 6 | | | | | | | | | | | | | |

## Qualifying
### Seeds

* Ernests Gulbis (qualified)
* Denis Istomin (first round)
* Lukáš Rosol (first round)
* Rajeev Ram (qualifying competition)
* Illya Marchenko (first round)
* Robin Haase (qualifying competition)
* Sergiy Stakhovsky (qualified)
* Nikoloz Basilashvili (first round)

### Qualifiers

* Ernests Gulbis
* Benjamin Becker
* Yūichi Sugita
* Sergiy Stakhovsky

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Ernests Gulbis | 6 | 6 | | | | | |
| | Michael Berrer | 4 | 4 | | | | | |
| | Michael Berrer | 4 | 4 | 1 | Ernests Gulbis | 6 | 1 | 6 |
| | | | | WC | Peter Gojowczyk | 3 | 6 | 3 |
| WC | Peter Gojowczyk | 6 | 6 | WC | Peter Gojowczyk | 3 | 6 | 3 |
| 5 | Illya Marchenko | 4 | 3 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Denis Istomin | 4 | 6 | 3 | | | | |
| | Benjamin Becker | 6 | 3 | 6 | | | | |
| | Benjamin Becker | 6 | 3 | 6 | | Benjamin Becker | 6 | 6 |
| | | | | | 6 | Robin Haase | 3 | 3 |
| WC | Johannes Härteis | 4 | 2 | | 6 | Robin Haase | 3 | 3 |
| 6 | Robin Haase | 6 | 6 | | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Lukáš Rosol | 6$^1$ | 3 | | | |
| | Tatsuma Ito | 7$^7$ | 6 | | | |
| | Tatsuma Ito | 7$^7$ | 6 | Tatsuma Ito | 2 | 4 |
| | | | | Yūichi Sugita | 6 | 6 |
| | Yūichi Sugita | 6 | 6 | Yūichi Sugita | 6 | 6 |
| 8 | Nikoloz Basilashvili | 3 | 1 | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Rajeev Ram | 7$^9$ | 7$^7$ | | | | | |
| | Andrey Rublev | 6$^7$ | 6$^5$ | | | | | |
| | Andrey Rublev | 6$^7$ | 6$^5$ | 4 | Rajeev Ram | 6$^3$ | 6 | 2 |
| | | | | 7 | Sergiy Stakhovsky | 7$^7$ | 3 | 6 |
| | Yoshihito Nishioka | 3 | 1 | 7 | Sergiy Stakhovsky | 7$^7$ | 3 | 6 |
| 7 | Sergiy Stakhovsky | 6 | 6 | | | | | |