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)