2018 Fuzion 100 Ilkley Trophy – Men's singles

Márton Fucsovics was the defending champion but chose not to defend his title.

Sergiy Stakhovsky won the title after defeating Oscar Otte 6–4, 6–4 in the final.

Seeds
• # 🇦🇺 Jordan Thompson (quarterfinals)

• # 🇪🇪 Jürgen Zopp (second round)

• # 🇮🇹 Thomas Fabbiano (quarterfinals)

• # 🇧🇾 Ilya Ivashka (first round)

• # 🇨🇦 Peter Polansky (quarterfinals)

• # 🇮🇳 Ramkumar Ramanathan (first round)

• # 🇺🇸 Michael Mmoh (semifinals)

• # 🇺🇦 Sergiy Stakhovsky (champion)