2012 Copa Topper – Singles

Carlos Berlocq was the defending champion but decided not to participate. Diego Schwartzman defeated Guillaume Rufin 6–1, 7–5 in the final to win the title.

Seeds
• # 🇦🇷 Leonardo Mayer (quarterfinals)

• # 🇸🇮 Blaž Kavčič (second round)

• # 🇦🇷 Martín Alund (quarterfinals)

• # 🇫🇷 Guillaume Rufin (final)

• # 🇦🇷 Horacio Zeballos (second round)

• # 🇧🇷 Rogério Dutra da Silva (quarterfinals)

• # Frederico Gil (first round)

• # 🇦🇷 Guido Andreozzi (second round, retired)