# 2017 BFD Energy Challenger – Singles

Jan Šátral was the defending champion but chose not to defend his title.
Filip Krajinović won the title after defeating Daniel Gimeno Traver 6–4, 6–3 in the final.

## Seeds

* Florian Mayer (withdrew)
* Laslo Đere (quarterfinals)
* Guillermo García López (quarterfinals)
* Marco Cecchinato (first round)
* Roberto Carballés Baena (semifinals)
* Pedro Sousa (second round)
* Filip Krajinović (champion)
* Bjorn Fratangelo (first round)
* Stefano Travaglia (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 | Final | Final | Final | Final |
| SE | Carlos Taberner | 1 | 1 | | | | |
| 7 | Filip Krajinović | 6 | 6 | | | | |
| 7 | Filip Krajinović | 6 | 6 | 7 | Filip Krajinović | 6 | 6 |
| | | | | Q | Daniel Gimeno Traver | 4 | 3 |
| Q | Daniel Gimeno Traver | 6 | 6 | Q | Daniel Gimeno Traver | 4 | 3 |
| 5 | Roberto Carballés Baena | 2 | 4 | | | | |

### 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 |
| 9 | S Travaglia | 6 | 5 | 5 | | | | | | | | | | | | | |
| WC | A Arnaboldi | 4 | 7 | 7 | WC | A Arnaboldi | 3 | 1 | | | | | | | | | |
| | L Giustino | 1 | 3 | | Q | P Heras | 6 | 6 | | | | | | | | | |
| Q | Patricio Heras | 6 | 6 | | | | | | | Q | P Heras | 4 | 3 | | | | |
| SE | C Taberner | 7 | 6 | | | | | | | SE | C Taberner | 6 | 6 | | | | |
| Q | Í Cervantes | 5 | 2 | | SE | C Taberner | 6 | 3 | 6 | | | | | | | | |
| | A De Greef | 1 | 4 | | 6 | P Sousa | 3 | 6 | 1 | | | | | | | | |
| 6 | P Sousa | 6 | 6 | | | | | | | | | | | SE | C Taberner | 1 | 1 |
| 3 | G García López | 7$^7$ | 3 | 6 | | | | | | | | | | 7 | F Krajinović | 6 | 6 |
| | G Elias | 6$^4$ | 6 | 2 | 3 | G García López | 6 | 6 | | | | | | | | | |
| LL | E Benchetrit | 6 | 6 | | LL | E Benchetrit | 0 | 1 | | | | | | | | | |
| WC | M Donati | 3 | 4 | | | | | | | 3 | G García López | 2 | 2 | | | | |
| WC | GM Moroni | 6 | 6 | | | | | | | 7 | F Krajinović | 6 | 6 | | | | |
| | S Napolitano | 3 | 4 | | WC | GM Moroni | 4 | 2 | | | | | | | | | |
| | J Kovalík | 2 | 2 | | 7 | F Krajinović | 6 | 6 | | | | | | | | | |
| 7 | F Krajinović | 6 | 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 |
| 8 | B Fratangelo | 3 | 4 | | | | | | | | | | | | | | |
| | R Ojeda Lara | 6 | 6 | | | R Ojeda Lara | 7$^8$ | 6 | | | | | | | | | |
| | C Ruud | 2 | 4 | | | M Kližan | 6$^6$ | 2 | | | | | | | | | |
| | M Kližan | 6 | 6 | | | | | | | R Ojeda Lara | 2 | 6 | 2 | | | | |
| WC | Cristian Carli | 7$^{11}$ | 0 | 2 | | | | | Q | D Gimeno Traver | 6 | 0 | 6 | | | | |
| SE | A Ungur | 6$^9$ | 6 | 6 | SE | A Ungur | 6$^5$ | 5 | | | | | | | | | |
| Q | D Gimeno Traver | 6 | 6 | | Q | D Gimeno Traver | 7$^7$ | 7 | | | | | | | | | |
| 4 | M Cecchinato | 4 | 0 | | | | | | | | | | | Q | D Gimeno Traver | 6 | 6 |
| 5 | R Carballés Baena | 6 | 7$^7$ | | | | | | | | | | | 5 | R Carballés Baena | 2 | 4 |
| | O Otte | 3 | 6$^2$ | | 5 | R Carballés Baena | 6 | 4 | | | | | | | | | |
| | T Robredo | 7 | 3 | 7$^7$ | | T Robredo | 3 | 2$^r$ | | | | | | | | | |
| | J Domingues | 5 | 6 | 6$^4$ | | | | | 5 | R Carballés Baena | 6 | 6 | | | | | |
| | S Caruso | 7$^7$ | 3 | | | | | | 2 | L Đere | 3 | 1 | | | | | |
| Q | A Virgili | 6$^4$ | 3$^r$ | | | S Caruso | 6$^7$ | 2 | | | | | | | | | |
| | N Almagro | 3 | 2 | | 2 | L Đere | 7$^9$ | 6 | | | | | | | | | |
| 2 | L Đere | 6 | 6 | | | | | | | | | | | | | | |