2013 Tampere Open – Men's singles

João Sousa was the defending champion but decided to compete at the 2013 Guimarães Open instead.

Jesse Huta Galung won the title, defeating Maxime Teixeira in the final, 6–4, 6–3.

Seeds
• # 🇪🇸 Rubén Ramírez Hidalgo (second round)

• # Jesse Huta Galung (champion)

• # 🇫🇷 Pierre-Hugues Herbert (second round)

• # 🇪🇸 Gerard Granollers (first round)

• # 🇪🇪 Jürgen Zopp (semifinals)

• # 🇪🇸 Guillermo Olaso (quarterfinals)

• # 🇪🇸 Jordi Samper-Montaña (first round)

• # Hans Podlipnik-Castillo (first round)