2015 Grand Prix Hassan II – Singles

Guillermo García López was the defending champion, but lost to Lamine Ouahab in the second round. Martin Kližan won the title, defeating Daniel Gimeno Traver in the final, 6–2, 6–2.

Seeds
The top four seeds receive a bye into the second round. • #🇪🇸 Guillermo García López (second round)

• #🇸🇰 Martin Kližan (champion)

• #🇨🇿 Jiří Veselý (semifinals)

• #🇪🇸 Marcel Granollers (second round, retired due to right leg injury)

• #🇪🇸 Pablo Carreño Busta (first round)

• #🇦🇹 Andreas Haider-Maurer (quarterfinals)

• #🇰🇿 Mikhail Kukushkin (second round, retired)

• #🇦🇷 Diego Schwartzman (first round)

Seeds
• # 🇬🇧 Aljaž Bedene (qualified)

• # 🇫🇷 Paul-Henri Mathieu (qualified)

• # 🇧🇪 Kimmer Coppejans (second round)

• # 🇯🇵 Taro Daniel (qualified)

• # 🇧🇪 Arthur De Greef (qualified)

• # 🇫🇷 Mathias Bourgue (qualifying competition)

• # 🇦🇷 Pedro Cachin (qualifying competition)

• # 🇪🇸 Íñigo Cervantes (second round)

Qualifiers
• # 🇬🇧 Aljaž Bedene

• # 🇫🇷 Paul-Henri Mathieu

• # 🇧🇪 Arthur De Greef

• # 🇯🇵 Taro Daniel