2013 Tetra Pak Tennis Cup – Singles

Guido Pella was the defending champion, but lost to eventual champion Guilherme Clezar in the quarterfinals. Clezar defeated Facundo Bagnis 6–4, 6–4.

Seeds
• # 🇦🇷 Guido Pella (quarterfinals)

• # 🇦🇷 Martín Alund (quarterfinals)

• # 🇺🇸 Wayne Odesnik (first round, Retired)

• # Gastão Elias (quarterfinals)

• # Paul Capdeville (first round)

• # 🇦🇷 Guido Andreozzi (first round)

• # 🇦🇷 Agustín Velotti (second round, retired)

• # 🇦🇷 Máximo González (semifinals)