title: 2017 Båstad Challenger – Singles
text: # 2017 Båstad Challenger – Singles
  
  Horacio Zeballos was the defending champion but chose not to defend his title.
  
  Dušan Lajović won the title after defeating Leonardo Mayer 6–2, $7–6^{(7–4)}$ in the final.
  
  ## Seeds
  
  * Dušan Lajović (champion)
  * Renzo Olivo (quarterfinals)
  * Henri Laaksonen (quarterfinals)
  * Facundo Bagnis (semifinals)
  * Casper Ruud (first round)
  * Arthur De Greef (second round)
  * Roberto Carballés Baena (second round)
  * Guillermo García López (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 | Dušan Lajović | $7^7$ | 6 | | | | |
  | 4 | Facundo Bagnis | $6^4$ | 3 | | | | |
  | 4 | Facundo Bagnis | $6^4$ | 3 | 1 | Dušan Lajović | 6 | $7^7$ |
  | | | | | | Leonardo Mayer | 2 | $6^4$ |
  | | Leonardo Mayer | 6 | 6 | | Leonardo Mayer | 2 | $6^4$ |
  | WC | Mikael Ymer | 3 | 0 | | | | |
  
  ### Top half
  
  | First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | D Lajović | 4 | 6 | 6 | | | | | | | | | | | | |
  | WC | M Eriksson | 6 | 4 | 2 | 1 | D Lajović | 6 | 6 | | | | | | | | |
  | | K Coppejans | 6 | 7 | | | K Coppejans | 2 | 3 | | | | | | | | |
  | | T Kamke | 3 | 5 | | | | | | 1 | D Lajović | 6 | 7 | | | | |
  | WC | C Söderlund | 4 | 4 | | | | | | WC | E Ymer | 3 | 5 | | | | |
  | WC | E Ymer | 6 | 6 | | WC | E Ymer | 6 | 6 | | | | | | | | |
  | Q | H Hurkacz | 6 | 3 | 3 | 6 | A De Greef | 3 | 1 | | | | | | | | |
  | 6 | A De Greef | 4 | 6 | 6 | | | | | | | | | 1 | D Lajović | $7^7$ | 6 |
  | 4 | F Bagnis | 6 | 6 | | | | | | | | | | 4 | F Bagnis | $6^4$ | 3 |
  | | M Bourgue | 3 | 2 | | 4 | F Bagnis | 6 | 6 | | | | | | | | |
  | Alt | C Hemery | $6^5$ | 6 | 5 | | J Domingues | 1 | 3 | | | | | | | | |
  | | J Domingues | $7^7$ | 4 | 7 | | | | | 4 | F Bagnis | 6 | 6 | | | | |
  | | A Nedovyesov | 6 | 5 | 6 | | | | | | A Nedovyesov | 2 | 2 | | | | |
  | | S Robert | 2 | 7 | 4 | | A Nedovyesov | 6 | 6 | | | | | | | | |
  | Q | F Simonsson | 3 | 2 | | 8 | G García López | 2 | 4 | | | | | | | | |
  | 8 | G García López | 6 | 6 | | | | | | | | | | | | | |
  
  ### 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | C Ruud | 6 | $6^6$ | 4 | | | | | | | | | | | | | | |
  | | L Mayer | 3 | $7^8$ | 6 | | L Mayer | $7^7$ | 6 | | | | | | | | | | |
  | | C Garin | 1 | 1 | | | F Krajinović | $6^5$ | 3 | | | | | | | | | | |
  | | F Krajinović | 6 | 6 | | | | | | | | L Mayer | 3 | 6 | 6 | | | | |
  | Alt | K Majchrzak | 4 | 6 | 6 | | | | | | 3 | H Laaksonen | 6 | 3 | 2 | | | | |
  | Q | JI Londero | 6 | 2 | 3 | Alt | K Majchrzak | 4 | 1 | | | | | | | | | | |
  | | T Lamasine | 1 | 4 | | 3 | H Laaksonen | 6 | 6 | | | | | | | | | | |
  | 3 | H Laaksonen | 6 | 6 | | | | | | | | | | | | | L Mayer | 6 | 6 |
  | 7 | R Carballés Baena | 6 | 3 | | | | | | | | | | | | WC | M Ymer | 3 | 0 |
  | | R Bellotti | 0 | $0^r$ | | 7 | R Carballés Baena | 6 | 5 | 2 | | | | | | | | | |
  | WC | M Ymer | 1 | 7 | 6 | WC | M Ymer | 4 | 7 | 6 | | | | | | | | | |
  | | Í Cervantes | 6 | 5 | 3 | | | | | | WC | M Ymer | 6 | 6 | | | | | |
  | Q | I Arvidsson | 6 | 6 | | | | | | | 2 | R Olivo | 2 | 4 | | | | | |
  | | V Šafránek | 3 | 3 | | Q | I Arvidsson | 5 | $6^3$ | | | | | | | | | | |
  | | T Robredo | 2 | 5 | | 2 | R Olivo | 7 | $7^7$ | | | | | | | | | | |
  | 2 | R Olivo | 6 | 7 | | | | | | | | | | | | | | | |
  