2013 Nielsen Pro Tennis Championship – Singles

John-Patrick Smith was the defending champion but decided not to participate. Jack Sock won the title, beating Bradley Klahn 6–4, 6–2.

Seeds
• # 🇷🇺 Alex Bogomolov Jr. (semifinals, retired)

• # 🇺🇸 Steve Johnson (quarterfinals)

• # 🇺🇸 Jack Sock (champion)

• # 🇺🇸 Tim Smyczek (quarterfinals)

• # 🇮🇳 Somdev Devvarman (semifinals)

• # 🇩🇪 Mischa Zverev (quarterfinals, retired)

• # 🇺🇸 Donald Young (quarterfinals)

• # 🇺🇸 Bradley Klahn (final)