# 2015 Sparkassen ATP Challenger – Singles

Ričardas Berankis won the title, defeating Rajeev Ram in the final 7–6$^{(7–3)}$, 6–4 .

## Seeds

* Ričardas Berankis (champion)
* Evgeny Donskoy (semifinals)
* Rajeev Ram (final)
* Dustin Brown (first round)
* Michael Berrer (second round)
* Luca Vanni (quarterfinals)
* Mirza Bašić (quarterfinals)
* Andrea Arnaboldi (second 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 | Final | Final | Final | Final |
| 1 | Ričardas Berankis | 6 | 6 | | | | |
| | Laslo Đere | 3 | 2 | | | | |
| | Laslo Đere | 3 | 2 | 1 | Ričardas Berankis | 7$^7$ | 6 |
| | | | | 3 | Rajeev Ram | 6$^3$ | 4 |
| 3 | Rajeev Ram | 6 | 6 | 3 | Rajeev Ram | 6$^3$ | 4 |
| 2 | Evgeny Donskoy | 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 Berankis | 7$^7$ | 6$^4$ | 6 | | | | | | | | | | | | | | |
| | M Marterer | 6$^4$ | 7$^7$ | 3 | 1 | R Berankis | 7 | 6 | | | | | | | | | | |
| | R Ramanathan | 7$^8$ | 7 | | | R Ramanathan | 5 | 2 | | | | | | | | | | |
| Q | V Galović | 6$^6$ | 5 | | | | | | | 1 | R Berankis | 6 | 6 | | | | | |
| | S Caruso | 6 | 6 | | | | | | | 7 | M Bašić | 3 | 4 | | | | | |
| | D Molchanov | 4 | 2 | | | S Caruso | 1 | 2 | | | | | | | | | | |
| | Y Jankovits | 4 | 6 | 5 | 7 | M Bašić | 6 | 6 | | | | | | | | | | |
| 7 | M Bašić | 6 | 2 | 7 | | | | | | | | | | | 1 | R Berankis | 6 | 6 |
| 4 | D Brown | 3 | 7$^7$ | 3 | | | | | | | | | | | | L Đere | 3 | 2 |
| | A Šetkić | 6 | 6$^3$ | 6 | | A Šetkić | 6 | 6 | | | | | | | | | | |
| | L Grigelis | 4 | 7$^7$ | 6$^0$ | | A Giannessi | 3 | 1 | | | | | | | | | | |
| | A Giannessi | 6 | 6$^3$ | 7$^7$ | | | | | | | A Šetkić | 6$^8$ | 7$^7$ | 6$^2$ | | | | |
| | L Đere | 6 | 6 | | | | | | | | L Đere | 7$^{10}$ | 6$^4$ | 7$^7$ | | | | |
| WC | M Berrettini | 4 | 3 | | | L Đere | 7 | 2 | 6 | | | | | | | | | |
| Q | K Krawietz | 6$^4$ | 6$^7$ | | 5 | M Berrer | 5 | 6 | 0 | | | | | | | | | |
| 5 | M Berrer | 7$^7$ | 7$^9$ | | | | | | | | | | | | | | | |

### 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 |
| 6 | L Vanni | 7$^7$ | 6 | | | | | | | | | | | | | | | |
| | J Hernych | 6$^3$ | 3 | | 6 | L Vanni | 7$^7$ | 6 | | | | | | | | | | |
| | R Marcora | 7$^7$ | 4 | 5 | | E Crepaldi | 6$^4$ | 3 | | | | | | | | | | |
| | Erik Crepaldi | 6$^4$ | 6 | 7 | | | | | | 6 | L Vanni | 5 | 3 | | | | | |
| WC | L Sonego | 6 | 6 | | | | | | | 3 | R Ram | 7 | 6 | | | | | |
| WC | Edoardo Eremin | 4 | 1 | | WC | L Sonego | 7$^7$ | 6$^8$ | 4 | | | | | | | | | |
| Q | N Mektić | 4 | 4 | | 3 | R Ram | 6$^2$ | 7$^{10}$ | 6 | | | | | | | | | |
| 3 | R Ram | 6 | 6 | | | | | | | | | | | | 3 | R Ram | 6 | 6 |
| 8 | A Arnaboldi | 6 | 6 | | | | | | | | | | | | 2 | E Donskoy | 4 | 3 |
| | L Giustino | 1 | 2 | | 8 | A Arnaboldi | 4 | 4 | | | | | | | | | | |
| | M Fucsovics | 6 | 4 | 7$^8$ | | M Fucsovics | 6 | 6 | | | | | | | | | | |
| | N Desein | 3 | 6 | 6$^6$ | | | | | | | M Fucsovics | 4 | 6 | 1$^r$ | | | | |
| WC | D Tursunov | 5 | 7 | 2 | | | | | | 2 | E Donskoy | 6 | 3 | 5 | | | | |
| Q | M Neuchrist | 7 | 5 | 6 | Q | M Neuchrist | 4 | 6$^5$ | | | | | | | | | | |
| | F Gaio | 2 | 6 | 3 | 2 | E Donskoy | 6 | 7$^7$ | | | | | | | | | | |
| 2 | E Donskoy | 6 | 3 | 6 | | | | | | | | | | | | | | |