The 2010 Aircel Chennai Open was a tennis tournament played on outdoor hard courts. It is the 15th edition of the Chennai Open, and part of the 250 series of the 2010 ATP World Tour. It takes place at the SDAT Tennis Stadium in Chennai, India, from 4 January through 10 January 2010. Second-seeded Marin Čilić won the singles title.

ATP entrants

Seeds

Other entrants

The following players received wildcards into the singles main draw: The following players received entry from the qualifying draw:

Finals

Singles

Marin Čilić defeated Stanislas Wawrinka, 7–6(7–2), 7–6(7–3).

Doubles

🇪🇸 Marcel Granollers / 🇪🇸 Santiago Ventura defeated Lu Yen-hsun / 🇷🇸 Janko Tipsarević, 7–5, 6–2.