2009 Knoxville Challenger – Singles

Bobby Reynolds, who was the defending champion, chose to not compete this year.

Taylor Dent won in the final 6–3, 7–6(6), against Ilija Bozoljac.

Seeds
• # 🇺🇸 Wayne Odesnik (quarterfinals)

• # 🇺🇸 Michael Russell (second round)

• # 🇺🇸 Taylor Dent (champion)

• # 🇺🇸 Kevin Kim (first round)

• # 🇺🇸 Jesse Levine (first round)

• # 🇮🇳 Somdev Devvarman (first round)

• # Kevin Anderson (quarterfinals)

• # 🇺🇸 Ryan Sweeting (semifinals)