2012 TEAN International – Men's singles

Igor Sijsling is the defending champion, but withdrew prior to the tournament because of a stomach injury. Thiemo de Bakker won the title, defeating Simon Greul 6–4, 6–2 in the final.

Seeds
• # Igor Sijsling (withdrew due to a stomach injury)

• # 🇪🇸 Daniel Gimeno-Traver (semifinals)

• # 🇧🇪 Ruben Bemelmans (second round, retired)

• # João Sousa (semifinals)

• # 🇪🇸 Iñigo Cervantes Huegun (second round)

• # 🇫🇷 Jonathan Dasnières de Veigy (first round)

• # 🇨🇿 Jan Mertl (second round)

• # Thiemo de Bakker (champion)