The 2006 Chennai Open was an ATP men's tennis tournament held on outdoor hard courts in Chennai, India. It was the 11th edition of the tournament and was held from 2 January through 9 January 2006. First-seeded Ivan Ljubičić won the singles title.
See main article: 2006 Chennai Open – Singles. Ivan Ljubičić defeated Carlos Moyà 7–6(8–6), 6–2
See main article: 2006 Chennai Open – Doubles. Michal Mertiňák / Petr Pála defeated Prakash Amritraj / Rohan Bopanna 6–2, 7–5