2017 Tiburon Challenger – Singles

Darian King was the defending champion but lost in the first round to Mackenzie McDonald.

Cameron Norrie won the title after defeating Tennys Sandgren 6–2, 6–3 in the final.

Seeds
• # 🇧🇪 Ruben Bemelmans (first round)

• # 🇺🇸 Tennys Sandgren (final)

• # 🇫🇷 Quentin Halys (second round)

• # 🇺🇸 Michael Mmoh (quarterfinals)

• # 🇮🇳 Ramkumar Ramanathan (first round)

• # Darian King (first round)

• # 🇨🇦 Félix Auger-Aliassime (first round)

• # 🇬🇧 Cameron Norrie (champion)