Chennai Open
      
Stan Wawrinka is the most successful player at the event, winning 4 titles (2011, 2014, 2015, and 2016) and reaching a further final (2010).
  

Leander Paes and Mahesh Bhupathi during the match in 2011
 
The Chennai Open (also known during its run as the Gold Flake Open and the Tata Open) is a professional tennis tournament played on outdoor hard courts. It is currently part of the ATP World Tour 250 series of the Association of Tennis Professionals (ATP) World Tour. It is held annually in January at the SDAT Tennis Stadium in Chennai, Tamil Nadu, India. It is owned by IMG and organized by IMG Reliance.[1]
Past finals
Singles
| Year | 
Champions | 
Runner-up | 
Score | 
|  2016  |    Stanislas Wawrinka (4) |    Borna Ćorić  |  6–3, 7–5 | 
|  2015  |    Stanislas Wawrinka  (3) |    Aljaž Bedene  |  6–3, 6–4 | 
|  2014  |    Stanislas Wawrinka (2) |    Édouard Roger-Vasselin  |  7–5, 6–2 | 
|  2013  |    Janko Tipsarević  |    Roberto Bautista-Agut  |  3–6, 6–1, 6–3 | 
|  2012  |    Milos Raonic  |    Janko Tipsarević  |  6–7(4–7), 7–6(7–4), 7–6(7–4) | 
|  2011  |    Stanislas Wawrinka  |    Xavier Malisse  |  7–5, 4–6, 6–1 | 
|  2010  |    Marin Čilić (2)  |    Stanislas Wawrinka  |  7–6(7–2), 7–6(7–3) | 
|  2009  |    Marin Čilić  |    Somdev Devvarman  |  6–4, 7–6(7–3) | 
 
|  2008  |    Mikhail Youzhny  |    Rafael Nadal  |  6–0, 6–1 | 
 
|  2007  |    Xavier Malisse  |    Stefan Koubek  |  6–1, 6–3 | 
|  2006  |    Ivan Ljubičić  |    Carlos Moyá  |  7–6(8–6), 6–2 | 
 
|  2005  |    Carlos Moyá (2)  |    Paradorn Srichaphan  |  3–6, 6–4, 7–6(7–5) | 
 
|  2004  |    Carlos Moyá  |    Paradorn Srichaphan  |  6–4, 3–6, 7–6(7–5) | 
 
|  2003  |    Paradorn Srichaphan  |    Karol Kučera  |  6–3, 6–1 | 
|  2002  |    Guillermo Cañas  |    Paradorn Srichaphan  |  6–4, 7–6(7–2) | 
 
|  2001  |    Michal Tabara  |    Andrei Stoliarov  |  6–2, 7–6(7–4) | 
 
|  2000  |    Jérôme Golmard  |    Markus Hantschk  |  6–3, 6–7(6–8), 6–3 | 
|  1999  |    Byron Black  |    Rainer Schüttler  |  6–4, 1–6, 6–3 | 
 
|  1998  |    Patrick Rafter  |    Mikael Tillström  |  6–3, 6–4 | 
|  1997  |    Mikael Tillström  |    Alex Rădulescu  |  6–4, 4–6, 7–5 | 
|  1996  |    Thomas Enqvist  |    Byron Black  |  6–2, 7–6(7–3) | 
Doubles
| Year | 
Champion | 
Runner-up | 
Score | 
|  2016  |    Oliver Marach
   Fabrice Martin   |    Austin Krajicek
   Benoît Paire  |  6–3, 7–5 | 
|  2015  |    Lu Yen-hsun
   Jonathan Marray   |    Raven Klaasen
   Leander Paes  |  6–3, 7–6(7–4) | 
|  2014  |    Johan Brunström
   Frederik Nielsen   |    Marin Draganja
   Mate Pavić  |  6–2, 4–6, [10–7] | 
|  2013  |    Benoît Paire
   Stanislas Wawrinka  |    Andre Begemann
   Martin Emmrich  |  6–2, 6–1 | 
|  2012  |    Leander Paes (6)
   Janko Tipsarević  |    Jonathan Erlich
   Andy Ram  |  6–4, 6–4 | 
|  2011  |    Mahesh Bhupathi(5) 
   Leander Paes (5)  |    Robin Haase
   David Martin  |  6–2, 6–7(3–7), [10–7] | 
|  2010  |    Marcel Granollers
   Santiago Ventura  |    Lu Yen-hsun
   Janko Tipsarević  |  7–5, 6–2 | 
|  2009  |    Eric Butorac
   Rajeev Ram  |    Jean-Claude Scherrer
   Stanislas Wawrinka  |  6–3, 6–4 | 
|  2008  |    Sanchai Ratiwatana
   Sonchat Ratiwatana  |    Marcos Baghdatis
   Marc Gicquel  |  6–4, 7–5 | 
|  2007  |    Xavier Malisse
   Dick Norman  |    Rafael Nadal
   Bartolomé Salvá-Vidal  |  7–6(7–4), 7–6(7–4) | 
|  2006  |    Michal Mertiňák
   Petr Pála  |    Prakash Amritraj
   Rohan Bopanna  |  6–2, 7–5 | 
|  2005  |    Lu Yen-hsun
   Rainer Schüttler  |    Mahesh Bhupathi
   Jonas Björkman  |  7–5, 4–6, 7–6(7–4) | 
|  2004  |    Rafael Nadal
   Tommy Robredo  |    Jonathan Erlich
   Andy Ram  |  7–6(7–3), 4–6, 6–3 | 
|  2003  |    Julian Knowle
   Michael Kohlmann  |    František Čermák
   Leoš Friedl  |  7–6(7–1), 7–6(7–3) | 
|  2002  |    Mahesh Bhupathi (4) 
   Leander Paes (4)  |     Tomáš Cibulec
   Ota Fukárek  |  5–7, 6–2, 7–5 | 
|  2001  |    Byron Black
   Wayne Black  |    Barry Cowan
   Mosé Navarra  |  6–3, 6–4 | 
|  2000  |    Julien Boutter
   Christophe Rochus  |    Saurav Panja
   Prahlad Srinath  |  7–5, 6–1 | 
|  1999  |    Mahesh Bhupathi (3) 
   Leander Paes (3)  |     Wayne Black
   Neville Godwin  |  4–6, 7–5, 6–4 | 
|  1998  |    Mahesh Bhupathi (2)
   Leander Paes (2)  |    Olivier Delaître
   Max Mirnyi  |  6–7, 6–3, 6–2 | 
|  1997  |    Mahesh Bhupathi
   Leander Paes  |    Oleg Ogorodov
   Eyal Ran  |  7–6, 7–5 | 
|  1996  |    Jonas Björkman
   Nicklas Kulti  |    Byron Black
   Sandon Stolle  |  4–6, 6–4, 6–4 | 
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Coordinates: 13°03′22″N 80°14′20″E / 13.056°N 80.239°E / 13.056; 80.239