2005 Kremlin Cup – Men's singles

Nikolay Davydenko was the defending champion, but lost in the first round to Daniele Bracciali

Igor Andreev won in the final 5–7, 7–6(7–3), 6–2 against Nicolas Kiefer.

Seeds
• # 🇷🇺 Nikolay Davydenko (first round)

• # 🇸🇰 Dominik Hrbatý (first round)

• # 🇷🇺 Mikhail Youzhny (quarterfinals)

• # 🇧🇾 Max Mirnyi (quarterfinals)

• # 🇬🇧 Greg Rusedski (second round)

• # 🇩🇪 Nicolas Kiefer (final)

• # 🇷🇺 Igor Andreev (champion)

• # 🇮🇹 Filippo Volandri (second round)