2010 Mordovia Cup – Singles

Iñigo Cervantes-Huegun was the defender of title, but he was eliminated after retired in first round match against Andrey Kuznetsov.

Ivan Sergeyev defeated Marek Semjan 7–6(2), 6–1 in the final.

Seeds
• # 🇰🇿 Mikhail Kukushkin (quarterfinals)

• # 🇮🇪 Conor Niland (quarterfinals)

• # 🇺🇦 Ivan Sergeyev (champion)

• # 🇷🇺 Konstantin Kravchuk (second round)

• # 🇷🇺 Alexandre Kudryavtsev (second round)

• # 🇷🇺 Evgeny Kirillov (first round)

• # 🇪🇸 Iñigo Cervantes-Huegun (first round, retired due to left thigh injury)

• # 🇫🇷 Laurent Recouderc (quarterfinals)