| Singles | |
|---|---|
| 2017 Nordic Naturals Challenger | |
| Champion |  Alexander Bublik |
| Runner-up |  Liam Broady |
| Final score | 6–2, 6–3 |
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.
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)| Semifinals | Final | ||||||||||||
| WC | Taylor Fritz | 63 | 3 | ||||||||||
| Q | Liam Broady | 77 | 6 | ||||||||||
| Q | Liam Broady | 2 | 3 | ||||||||||
| Alexander Bublik | 6 | 6 | |||||||||||
| Alexander Bublik | 77 | 6 | |||||||||||
| Sam Groth | 62 | 3 | |||||||||||
| First round | Second round | Quarterfinals | 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 | 77 | |||||||||||||||||||||
| WC | M McDonald | 63 | 6 | 6 | 6 | T Sandgren | 5 | 61 | |||||||||||||||||||
| J Millman | 77 | 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 | 63 | 3 | ||||||||||||||||||||
| 4 | R Bemelmans | 6 | 4 | 2 | Q | L Broady | 77 | 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 | 65 | 2 | SE | R Sarmiento | 4 | 4 | |||||||||||||||||||||
| SE | R Sarmiento | 77 | 6 | SE | R Sarmiento | 6 | 4 | 6 | |||||||||||||||||||
 Q Halys | 6 | 3 | 6 | Q Halys | 4 | 6 | 3 | ||||||||||||||||||||
| 7 | C Ruud | 4 | 6 | 3 | |||||||||||||||||||||||
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | M Kukushkin | 6 | 6 | ||||||||||||||||||||||||
| T Gabashvili | 4 | 4 | 5 | M Kukushkin | 77 | 63 | 3 | ||||||||||||||||||||
| G Sakharov | 4 | 4 | WC | D Novikov | 63 | 77 | 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 | 77 | 6 | |||||||||||||||||||||
| 8 | B Fratangelo | 77 | 4 | 3 | S Groth | 62 | 3 | ||||||||||||||||||||
| S Groth | 65 | 6 | 6 | S Groth | 4 | 6 | 6 | ||||||||||||||||||||
 J Jung | 7 | 6 | J Jung | 6 | 3 | 0 | |||||||||||||||||||||
| SE | C Norrie | 5 | 4 | S Groth | 7 | 78 | |||||||||||||||||||||
| Q |  C Rungkat | 2 | 3 | A Santillan | 5 | 66 | |||||||||||||||||||||
 D King | 6 | 6 | D King | 3 | 4 | ||||||||||||||||||||||
| A Santillan | 6 | 5 | 6 | A Santillan | 6 | 6 | |||||||||||||||||||||
| 2 | J Thompson | 4 | 7 | 2 | |||||||||||||||||||||||
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