2017 Nottingham Open – Men's singles

This was the first edition of the tournament at the Challenger level.

Dudi Sela won the title after defeating Thomas Fabbiano 4–6, 6–4, 6–3 in the final.

Seeds
• # 🇬🇧 Dan Evans (withdrew)

• # 🇷🇴 Marius Copil (semifinals, retired)

• # 🇮🇱 Dudi Sela (champion)

• # 🇮🇹 Thomas Fabbiano (final)

• # 🇯🇵 Go Soeda (first round)

• # Darian King (first round)

• # 🇮🇹 Luca Vanni (first round)

• # 🇺🇦 Illya Marchenko (second round)