2017 Hall of Fame Tennis Championships – Singles

Ivo Karlović was the defending champion, but lost in the quarterfinals to Peter Gojowczyk.

John Isner won his third title in Newport, defeating Matthew Ebden in the final, 6–3, 7–6(7–4).

Seeds
The top four seeds receive a bye into the second round. • #🇺🇸 John Isner (champion)

• # Ivo Karlović (quarterfinals)

• #🇫🇷 Adrian Mannarino (second round)

• #🇫🇷 Pierre-Hugues Herbert (quarterfinals)

• #🇩🇴 Víctor Estrella Burgos (first round)

• #🇸🇰 Lukáš Lacko (second round)

• #🇺🇸 Tennys Sandgren (first round)

• #🇺🇦 Illya Marchenko (first round)

Seeds
• # 🇮🇳 Ramkumar Ramanathan (qualifying competition)

• # 🇦🇺 Sam Groth (qualified)

• # 🇺🇸 Tim Smyczek (first round)

• # 🇦🇺 Andrew Whittington (qualifying competition)

• # 🇮🇪 James McGee (first round)

• # 🇦🇺 John-Patrick Smith (qualifying competition)

• # 🇬🇧 Brydan Klein (first round)

• # Marcelo Arévalo (first round)

Qualifiers
• # 🇦🇺 Matthew Ebden

• # 🇦🇺 Sam Groth

• # 🇺🇸 Austin Krajicek

• # 🇨🇦 Frank Dancevic