2017 Knoxville Challenger – Singles

Michael Mmoh was the defending champion but lost in the first round to Bradley Klahn.

Filip Peliwo won the title after defeating Denis Kudla 6–4, 6–2 in the final.

Seeds
• # 🇺🇸 Tennys Sandgren (first round)

• # Henri Laaksonen (semifinals)

• # 🇺🇸 Taylor Fritz (quarterfinals)

• # 🇬🇧 Cameron Norrie (first round)

• # 🇺🇸 Bjorn Fratangelo (quarterfinals)

• # 🇺🇸 Stefan Kozlov (first round)

• # 🇺🇸 Michael Mmoh (first round)

• # 🇺🇸 Tommy Paul (first round)