# 2017 Wolffkran Open – Singles

This was the first edition of the tournament.
Yannick Hanfmann won the title after defeating Lorenzo Sonego 6–4, 3–6, 7–5 in the final.

## Seeds

* Maximilian Marterer (withdrew)
* Dustin Brown (semifinals)
* Yannick Hanfmann (champion)
* Oscar Otte (withdrew)
* Salvatore Caruso (quarterfinals)
* Alex De Minaur (first round)
* Matthias Bachinger (second round, retired)
* Daniel Altmaier (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 | Final |
| SE | Matteo Donati | 6$^3$ | 4 | | | | | | |
| SE | Lorenzo Sonego | 7$^7$ | 6 | | | | | | |
| SE | Lorenzo Sonego | 7$^7$ | 6 | | SE | Lorenzo Sonego | 4 | 6 | 5 |
| | | | | | 3 | Yannick Hanfmann | 6 | 3 | 7 |
| 3 | Yannick Hanfmann | 6$^5$ | 6 | 7 | 3 | Yannick Hanfmann | 6 | 3 | 7 |
| 2 | Dustin Brown | 7$^7$ | 3 | 5 | | | | | |

### 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 |
| LL | M Rosenkranz | 3 | 2 | | | | | | | | | | | | | | | |
| SE | M Donati | 6 | 6 | | SE | M Donati | 6 | 7$^7$ | | | | | | | | | | |
| | P Martínez | 3 | 6 | 6 | | P Martínez | 1 | 6$^4$ | | | | | | | | | | |
| WC | R Molleker | 6 | 3 | 4 | | | | | | SE | M Donati | 7 | 6 | | | | | |
| WC | T Pütz | 6 | 3 | 6 | | | | | | 5 | S Caruso | 5 | 3 | | | | | |
| WC | K Krawietz | 3 | 6 | 4 | WC | T Pütz | 4 | 6 | 6$^5$ | | | | | | | | | |
| | M Viola | 4 | 6$^3$ | | 5 | S Caruso | 6 | 4 | 7$^7$ | | | | | | | | | |
| 5 | S Caruso | 6 | 7$^7$ | | | | | | | | | | | | SE | M Donati | 6$^3$ | 4 |
| LL | Shalva Dzhanashia | 6 | 6 | | | | | | | | | | | | SE | L Sonego | 7$^7$ | 6 |
| WC | A Haider-Maurer | 3 | 4 | | LL | S Dzhanashia | 2 | 3 | | | | | | | | | | |
| | D Masur | 6 | 3 | 6 | | D Masur | 6 | 6 | | | | | | | | | | |
| | Petr Michnev | 1 | 6 | 3 | | | | | | | D Masur | 6 | 4 | 4 | | | | |
| | B Zapata Miralles | 6 | 6 | | | | | | | SE | L Sonego | 3 | 6 | 6 | | | | |
| | A Pavić | 1 | 4 | | | B Zapata Miralles | 3 | 6 | 3 | | | | | | | | | |
| SE | L Sonego | 7$^7$ | 6 | | SE | L Sonego | 6 | 4 | 6 | | | | | | | | | |
| 8 | D Altmaier | 6$^5$ | 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | A De Minaur | 4 | 1 | | | | | | | | | | | | | | | |
| PR | I Sijsling | 6 | 6 | | PR | I Sijsling | 6 | 1 | 6$^3$ | | | | | | | | | |
| LL | V Uzhylovskyi | 2 | 4$^r$ | | | T Lamasine | 4 | 6 | 7$^7$ | | | | | | | | | |
| | T Lamasine | 6 | 5 | | | | | | | | T Lamasine | 1 | 2 | | | | | |
| | Jeremy Jahn | 7$^7$ | 3 | 7$^7$ | | | | | | 3 | Y Hanfmann | 6 | 6 | | | | | |
| | L Grigelis | 6$^4$ | 6 | 6$^3$ | | J Jahn | 6$^4$ | 6 | 3 | | | | | | | | | |
| | Marek Jaloviec | 6$^5$ | 1$^r$ | | 3 | Y Hanfmann | 7$^7$ | 4 | 6 | | | | | | | | | |
| 3 | Y Hanfmann | 7$^7$ | 4 | | | | | | | | | | | 3 | Y Hanfmann | 6$^5$ | 6 | 7 |
| 7 | M Bachinger | 6 | 6 | | | | | | | | | | | 2 | D Brown | 7$^7$ | 3 | 5 |
| Q | Yannick Vandenbulcke | 2 | 0 | | 7 | M Bachinger | 7$^7$ | 0$^r$ | | | | | | | | | | |
| Q | H Hurkacz | 6 | 7 | | Q | H Hurkacz | 6$^5$ | 0 | | | | | | | | | | |
| | N Kuhn | 3 | 5 | | | | | | | Q | H Hurkacz | 4 | 3 | | | | | |
| Q | Tobias Simon | 6 | 4 | 7$^7$ | | | | | | 2 | D Brown | 6 | 6 | | | | | |
| Q | M-A Hüsler | 3 | 6 | 6$^4$ | Q | T Simon | 4 | 7$^8$ | 6$^3$ | | | | | | | | | |
| | M Moraing | 7$^9$ | 6$^2$ | 1 | 2 | D Brown | 6 | 6$^6$ | 7$^7$ | | | | | | | | | |
| 2 | D Brown | 6$^7$ | 7$^7$ | 6 | | | | | | | | | | | | | | |