The 2018 Tata Open Maharashtra was a men's tennis tournament played on outdoor hard courts that was part of the World Tour 250 series of the 2018 ATP World Tour.

It was the 23rd edition of the only ATP tournament played in India and took place in Pune, India, from 1 January through 6 January 2018.

It was the first edition of the tournament to be held after it was moved from Chennai to Pune.

Unseeded Gilles Simon won the singles title.

[3][4] [5] The following players received wildcards into the singles main draw: The following players received entry using a protected ranking: The following players received entry from the qualifying draw: The following pairs received wildcards into the doubles main draw: