Belgrade 2012
Andreas Seppi won the title, beating Benoit Paire 6–3 6–2 in the final.
Main draw 28 players
- 1🇪🇸Pablo AndujarSemifinals · Lost to Benoit Paire
- 2🇮🇹Andreas SeppiFinal · Champion
- 3🇫🇮Jarkko NieminenQuarterfinals · Lost to Benoit Paire
- 4🇦🇷David NalbandianSemifinals · Lost to Andreas Seppi
- 5🇵🇱Lukasz KubotRound of 32 · Lost to Lukas Rosol
- 6🇮🇹Fabio FogniniRound of 32 · Lost to Benoit Paire
- 7🇺🇸Ryan HarrisonRound of 32 · Lost to Joao Souza
- 8🇱🇺Gilles MullerQuarterfinals · Lost to Andreas Seppi
- 🇫🇷Benoit PaireFinal · Lost to Andreas Seppi
- 🇧🇷Joao SouzaQuarterfinals · Lost to David Nalbandian
- 🇨🇿Lukas RosolQuarterfinals · Lost to Pablo Andujar
- Q🇸🇮Aljaz BedeneRound of 16 · Lost to David Nalbandian
- Q🇭🇷Antonio VeicRound of 16 · Lost to Jarkko Nieminen
- WC🇷🇸Dusan Lajovic#158Round of 16 · Lost to Joao Souza
- Q🇦🇷Eduardo SchwankRound of 16 · Lost to Gilles Muller
- 🇮🇹Filippo VolandriRound of 16 · Lost to Pablo Andujar
- 🇪🇸Guillermo Garcia LopezRound of 16 · Lost to Benoit Paire
- 🇭🇷Ivan DodigRound of 16 · Lost to Andreas Seppi
- 🇷🇴Victor HanescuRound of 16 · Lost to Lukas Rosol
- 🇷🇴Adrian UngurRound of 32 · Lost to Ivan Dodig
- 🇸🇮Blaz KavcicRound of 32 · Lost to Antonio Veic
- Q🇪🇸Carlos Gomez HerreraRound of 32 · Lost to Victor Hanescu
- 🇮🇱Dudi SelaRound of 32 · Lost to Eduardo Schwank
- WC🇷🇺Evgeny DonskoyRound of 32 · Lost to Dusan Lajovic
- 🇷🇺Igor KunitsynRound of 32 · Lost to Guillermo Garcia Lopez
- 🇸🇰Lukas LackoRound of 32 · Lost to Gilles Muller
- WC🇷🇸Marko DjokovicRound of 32 · Lost to Filippo Volandri
- 🇸🇰Martin KlizanRound of 32 · Lost to Aljaz Bedene