2015 Argentina Open – Singles

David Ferrer was the three-time defending champion, but he chose to compete in Acapulco instead. Rafael Nadal won the title, defeating Juan Mónaco in the final, 6–4, 6–1.

Seeds
🇪🇸 Rafael Nadal (champion) 🇪🇸 Tommy Robredo (quarterfinals) Pablo Cuevas (quarterfinals) 🇮🇹 Fabio Fognini (second round) 🇦🇷 Leonardo Mayer (second round) 🇨🇿 Jiří Veselý (first round) 🇪🇸 Pablo Andújar (first round) 🇪🇸 Pablo Carreño Busta (first round, retired)

Seeds
🇦🇷 Facundo Bagnis (qualified) 🇦🇷 Facundo Argüello (qualified) 🇪🇸 Roberto Carballés Baena (second round) 🇮🇹 Marco Cecchinato (qualified) 🇦🇷 Guido Pella (first round) Nicolás Jarry (first round) 🇦🇷 Marco Trungelliti (first round) Gonzalo Lama (second round)

Qualifiers
• # 🇦🇷 Facundo Bagnis

• # 🇦🇷 Facundo Argüello

• # 🇦🇷 Andrés Molteni

• # 🇮🇹 Marco Cecchinato