Winnetka CH 2012
John Patrick Smith won the title, beating Ricardas Berankis 3–6 6–3 7–6(3) in the final.
Main draw 32 players
- 1🇩🇪Benjamin BeckerRound of 32 · Lost to Tennys Sandgren
- 2🇺🇸Ryan SweetingSemifinals · Lost to Ricardas Berankis
- 3🇺🇸Bobby ReynoldsRound of 16 · Lost to John Patrick Smith
- 4🇨🇭Marco ChiudinelliQuarterfinals · Lost to Ricardas Berankis
- 5🇿🇦Rik De VoestRound of 32 · Lost to Rhyne Williams
- 6🇺🇦Sergei BubkaSemifinals · Lost to John Patrick Smith
- 7🇱🇹Ricardas BerankisFinal · Lost to John Patrick Smith
- 8🇹🇭Danai UdomchokeQuarterfinals · Lost to Ryan Sweeting
- Q🇦🇺John Patrick SmithFinal · Champion
- 🇷🇺Mikhail LedovskikhQuarterfinals · Lost to John Patrick Smith
- 🇺🇸Tennys SandgrenQuarterfinals · Lost to Sergei Bubka
- 🇺🇸Alex KuznetsovRound of 16 · Lost to Ryan Sweeting
- Q🇭🇷Ante PavicRound of 16 · Lost to Tennys Sandgren
- WC🇺🇸Bradley KlahnRound of 16 · Lost to Sergei Bubka
- WC🇺🇸Dennis NevoloRound of 16 · Lost to Marco Chiudinelli
- WC🇺🇸Mitchell FrankRound of 16 · Lost to Ricardas Berankis
- 🇺🇸Rhyne WilliamsRound of 16 · Lost to Mikhail Ledovskikh
- 🇺🇸Tim SmyczekRound of 16 · Lost to Danai Udomchoke
- 🇮🇱Amir WeintraubRound of 32 · Lost to Bradley Klahn
- 🇦🇺Benjamin MitchellRound of 32 · Lost to Ryan Sweeting
- WC🇺🇸Blake StrodeRound of 32 · Lost to Marco Chiudinelli
- 🇫🇷Charles Antoine BrezacRound of 32 · Lost to Bobby Reynolds
- 🇦🇺Greg JonesRound of 32 · Lost to Ante Pavic
- 🇦🇺James Duckworth#76Round of 32 · Lost to Alex Kuznetsov
- Q🇺🇸Jeff DadamoRound of 32 · Lost to Mitchell Frank
- 🇹🇼Jimmy WangRound of 32 · Lost to Ricardas Berankis
- 🇱🇹Laurynas GrigelisRound of 32 · Lost to Mikhail Ledovskikh
- Q🇸🇮Luka GregorcRound of 32 · Lost to Tim Smyczek
- 🇦🇺Matt ReidRound of 32 · Lost to John Patrick Smith
- 🇺🇸Michael YaniRound of 32 · Lost to Dennis Nevolo
- 🇨🇦Pierre Ludovic DuclosRound of 32 · Lost to Danai Udomchoke
- 🇲🇩Roman BorvanovRound of 32 · Lost to Sergei Bubka