2012 Siberia Cup – Singles

Evgeny Donskoy won the title by defeating Illya Marchenko 6–7(6–8), 6–3, 6–2 in the final.

Seeds
• # 🇷🇺 Evgeny Donskoy (champion)

• # 🇫🇷 Josselin Ouanna (quarterfinals)

• # 🇷🇺 Dmitry Tursunov (withdrew because of a leg injury)

• # 🇺🇦 Ivan Sergeyev (semifinals)

• # 🇺🇦 Illya Marchenko (final)

• # 🇷🇺 Igor Kunitsyn (semifinals)

• # 🇺🇦 Oleksandr Nedovyesov (first round)

• # 🇰🇿 Evgeny Korolev (quarterfinals)

• # 🇲🇩 Radu Albot (second round)