The 2012 Aircel Chennai Open was a 2012 ATP World Tour tennis tournament, played on outdoor hard courts. It was the 17th edition of the only ATP tournament taking place in India and took place at the SDAT Tennis Stadium in Chennai, India. It was held from 2 to 8 January 2012. Stanislas Wawrinka was the defending singles champion coming into the tournament but was knocked out in the quarterfinals. Former champion Marin Čilić was originally in the field as the 4th seed before pulling out with a patellar tendon injury. Finally, fourth seed Milos Raonic from Canada defeated world no. 9 and top seeded Serb Janko Tipsarević to win only his second ATP title. Raonic became the first player since Roger Federer in 2008 to win an ATP title without losing a serve. The doubles title went to the Indo-Serb pair of Leander Paes and Janko Tipsarević after they defeated the Israeli pair of Jonathan Erlich and Andy Ram.
Sekou Bangoura Jr. is an American professional tennis player.
Nicolas Christian Meister is an American tennis player.
Jan Šátral is a Czech tennis player. Šátral has a career high ATP singles ranking of World No. 136 achieved on 3 October 2016. He also has a career high ATP doubles ranking of World No. 160 achieved on 21 September 2015. He has won 2 Challengers and 9 ITF singles titles and 2 Challengers and 21 ITF doubles titles.
Tuna Altuna is a Turkish tennis player.
Tomás Lipovšek Puches is a Slovenian–Argentine tennis player.
Luis Patiño is a Mexican tennis player.
The 2015 Bangalore Challenger was a professional tennis tournament played on hard courts. It was the first edition of the tournament which was part of the 2015 ATP Challenger Tour. It took place in Bangalore, India between 19 and 25 October 2015.
Antoine Bellier is a Swiss tennis player. He has a career high ATP singles ranking of World No. 453 achieved on 18 October 2021. He also has a career-high ATP doubles ranking of World No. 382 achieved on 20 June 2016. Bellier has won four ITF singles titles and twelve doubles titles on the ITF Men's Circuit.
Akira Santillan is a Japanese born, Australian tennis player.
Te Rigele is a Chinese tennis player.
He Yecong is a Chinese tennis player.
Adelchi Virgili is an Italian tennis player.
Pedro Bernardi is a Brazilian tennis player.
Yassine Idmbarek is a Moroccan tennis player.
Sarp Ağabigün is a Turkish tennis player.
Alessandro Bega is an Italian former tennis player. He predominately plays on the ITF Futures Tour and ATP Challenger Tour.
Matej Sabanov is a Serbian tennis player who formerly represented Croatia. He has won one ATP doubles title and 28 ITF doubles titles. Sabanov has a career high ATP singles ranking of 640 achieved on 20 October 2014. He also has a career high ATP doubles ranking of World No. 94 achieved on 18 October 2021.
The 2021 ATP Tour was the global elite men's professional tennis circuit organised by the Association of Tennis Professionals (ATP) for the 2021 tennis season. The 2021 ATP Tour calendar comprised the Grand Slam tournaments, the ATP Finals, the ATP Tour Masters 1000, the ATP Cup, the ATP Tour 500 series and the ATP Tour 250 series. Also included in the 2021 calendar were the Davis Cup, the Summer Olympics in Tokyo, Next Gen ATP Finals, Laver Cup, none of which distributed ranking points.
Michael Geerts is a Belgian tennis player.
India 
