2018 Nordic Naturals Challenger – Singles

Alexander Bublik was the defending champion but chose not to defend his title.

Thanasi Kokkinakis won the title after defeating Lloyd Harris 6–2, 6–3 in the final.

Seeds
• # 🇮🇹 Thomas Fabbiano (semifinals)

• # 🇺🇸 Michael Mmoh (second round)

• # 🇫🇷 Quentin Halys (first round)

• # 🇦🇺 Thanasi Kokkinakis (champion)

• # 🇺🇸 Kevin King (first round)

• # 🇪🇬 Mohamed Safwat (first round)

• # 🇬🇧 Jay Clarke (second round)

• # 🇮🇳 Prajnesh Gunneswaran (quarterfinals)