2013 Tiburon Challenger – Singles

Jack Sock was the defending champion but decided to participate at the 2013 Shanghai Rolex Masters instead. Peter Polansky won the title over 3rd seed Matthew Ebden 7–5, 6–3 to win his first Challenger title.

Seeds
• # 🇺🇸 Denis Kudla (semifinals)

• # 🇺🇸 Tim Smyczek (semifinals)

• # 🇦🇺 Matthew Ebden (final)

• # 🇺🇸 Alex Kuznetsov (first round)

• # 🇺🇸 Rajeev Ram (second round)

• # 🇺🇸 Rhyne Williams (second round)

• # 🇺🇸 Donald Young (quarterfinals)

• # 🇺🇸 Bradley Klahn (second round)