title: 2017 Nordic Naturals Challenger – Singles
text: # 2017 Nordic Naturals Challenger – Singles
  
  Dan Evans was the defending champion, but did not play to defend his title.
  
  Alexander Bublik won the title after defeating Liam Broady 6–2, 6–3 in the final.
  
  ## Seeds
  
  * Malek Jaziri (first round)
  * Jordan Thompson (first round)
  * Henri Laaksonen (second round)
  * Ruben Bemelmans (first round)
  * Mikhail Kukushkin (second round)
  * Tennys Sandgren (quarterfinals)
  * Casper Ruud (first round)
  * Bjorn Fratangelo (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 |
  | - | - | - | - | - | - | - | - |
  | WC | Taylor Fritz | $6^3$ | 3 | | | | |
  | Q | Liam Broady | $7^7$ | 6 | | | | |
  | Q | Liam Broady | $7^7$ | 6 | Q | Liam Broady | 2 | 3 |
  | | | | | | Alexander Bublik | 6 | 6 |
  | | Alexander Bublik | $7^7$ | 6 | | Alexander Bublik | 6 | 6 |
  | | Sam Groth | $6^2$ | 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 | Semifinals | Semifinals | Semifinals | Semifinals |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 1 | M Jaziri | 2 | 1 | | | | | | | | | | | | | | |
  | Q | A Krajicek | 6 | 6 | | Q | A Krajicek | 6 | 1 | 2 | | | | | | | | |
  | WC | T Fritz | 6 | 6 | | WC | T Fritz | 2 | 6 | 6 | | | | | | | | |
  | | K Kravchuk | 3 | 4 | | | | | | | WC | T Fritz | 7 | $7^7$ | | | | |
  | WC | M McDonald | $6^3$ | 6 | 6 | | | | | | 6 | T Sandgren | 5 | $6^1$ | | | | |
  | | J Millman | $7^7$ | 4 | 0 | WC | M McDonald | 1 | 2 | | | | | | | | | |
  | Q | F Nielsen | 2 | 4 | | 6 | T Sandgren | 6 | 6 | | | | | | | | | |
  | 6 | T Sandgren | 6 | 6 | | | | | | | | | | | WC | T Fritz | $6^3$ | 3 |
  | 4 | R Bemelmans | 6 | 4 | 2 | | | | | | | | | | Q | L Broady | $7^7$ | 6 |
  | Q | L Broady | 3 | 6 | 6 | Q | L Broady | 6 | 6 | | | | | | | | | |
  | Alt | J De Loore | 6 | 6 | | Alt | J De Loore | 2 | 2 | | | | | | | | | |
  | WC | John Lamble | 3 | 1 | | | | | | | Q | L Broady | 6 | 6 | | | | |
  | | N Rubin | $6^5$ | 2 | | | | | | | SE | R Sarmiento | 4 | 4 | | | | |
  | SE | R Sarmiento | $7^7$ | 6 | | SE | R Sarmiento | 6 | 4 | 6 | | | | | | | | |
  | | Q Halys | 6 | 3 | 6 | | Q Halys | 4 | 6 | 3 | | | | | | | | |
  | 7 | C Ruud | 4 | 6 | 3 | | | | | | | | | | | | | |
  
  ### 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 |
  | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
  | 5 | M Kukushkin | 6 | 6 | | | | | | | | | | | | | |
  | | T Gabashvili | 4 | 4 | | 5 | M Kukushkin | $7^7$ | $6^3$ | 3 | | | | | | | |
  | | G Sakharov | 4 | 4 | | WC | D Novikov | $6^3$ | $7^7$ | 6 | | | | | | | |
  | WC | D Novikov | 6 | 6 | | | | | | | WC | D Novikov | 1 | 4 | | | |
  | | A Bublik | 6 | 2 | 6 | | | | | | | A Bublik | 6 | 6 | | | |
  | | M Krueger | 3 | 6 | 4 | | A Bublik | 6 | 6 | | | | | | | | |
  | | R Ramanathan | 3 | 2 | | 3 | H Laaksonen | 1 | 1 | | | | | | | | |
  | 3 | H Laaksonen | 6 | 6 | | | | | | | | | | | A Bublik | $7^7$ | 6 |
  | 8 | B Fratangelo | $7^7$ | 4 | 3 | | | | | | | | | | S Groth | $6^2$ | 3 |
  | | S Groth | $6^5$ | 6 | 6 | | S Groth | 4 | 6 | 6 | | | | | | | |
  | | J Jung | 7 | 6 | | | J Jung | 6 | 3 | 0 | | | | | | | |
  | SE | C Norrie | 5 | 4 | | | | | | | | S Groth | 7 | $7^8$ | | | |
  | Q | C Rungkat | 2 | 3 | | | | | | | | A Santillan | 5 | $6^6$ | | | |
  | | D King | 6 | 6 | | | D King | 3 | 4 | | | | | | | | |
  | | A Santillan | 6 | 5 | 6 | | A Santillan | 6 | 6 | | | | | | | | |
  | 2 | J Thompson | 4 | 7 | 2 | | | | | | | | | | | | |
  