Chennai 2015
Stan Wawrinka won the title, beating Aljaz Bedene 6–3 6–4 in the final.
Main draw 28 players
- 1🇨🇭Stan Wawrinka#164Final · Champion
- 2🇪🇸Feliciano LopezRound of 16 · Lost to Aljaz Bedene
- 3🇪🇸Roberto Bautista Agut#239Semifinals · Lost to Aljaz Bedene
- 4🇧🇪David GoffinSemifinals · Lost to Stan Wawrinka
- 5🇪🇸Guillermo Garcia LopezQuarterfinals · Lost to Aljaz Bedene
- 6🇹🇼Yen Hsun LuQuarterfinals · Lost to Roberto Bautista Agut
- 7🇪🇸Marcel GranollersRound of 32 · Lost to Andreas Haider Maurer
- 8🇱🇺Gilles MullerQuarterfinals · Lost to Stan Wawrinka
- Q🇸🇮Aljaz BedeneFinal · Lost to Stan Wawrinka
- 🇦🇹Andreas Haider MaurerQuarterfinals · Lost to David Goffin
- 🇭🇷Borna CoricRound of 16 · Lost to Stan Wawrinka
- WC🇸🇪Elias Ymer#254Round of 16 · Lost to Gilles Muller
- 🇨🇿Jiri VeselyRound of 16 · Lost to Andreas Haider Maurer
- 🇪🇸Pablo Carreno Busta#77Round of 16 · Lost to Yen Hsun Lu
- 🇩🇪Peter GojowczykRound of 16 · Lost to Roberto Bautista Agut
- 🇱🇹Ricardas BerankisRound of 16 · Lost to David Goffin
- 🇯🇵Tatsuma ItoRound of 16 · Lost to Guillermo Garcia Lopez
- 🇨🇴Alejandro FallaRound of 32 · Lost to Peter Gojowczyk
- 🇨🇴Alejandro GonzalezRound of 32 · Lost to Pablo Carreno Busta
- 🇫🇷Edouard Roger-VasselinRound of 32 · Lost to Gilles Muller
- Q🇷🇺Evgeny DonskoyRound of 32 · Lost to Guillermo Garcia Lopez
- 🇳🇱Igor SijslingRound of 32 · Lost to Elias Ymer
- Q🇮🇹Luca VanniRound of 32 · Lost to Ricardas Berankis
- 🇸🇰Lukas LackoRound of 32 · Lost to Aljaz Bedene
- Q🇮🇳N Vijay Sundar PrashanthRound of 32 · Lost to Jiri Vesely
- WC🇮🇳Ramkumar RamanathanRound of 32 · Lost to Tatsuma Ito
- 🇳🇱Robin HaaseRound of 32 · Lost to Borna Coric
- WC🇮🇳Somdev DevvarmanRound of 32 · Lost to Yen Hsun Lu