Ramkumar, who has been supported by TNTA for many years, will have N Sriram Balaji as his doubles partner.
Ramkumar, who eked out a few memorable wins in the season 2015, touched a career-high of rank 208 in the singles before ending the year as 248.
The orgainsers also handed doubles main draw wild card to Somdev Devvarman and Chennai lad Jeevan Nedunchezhiyan.
India's Sanam Singh and Vijay Sundar Prashanth, who had shocked Somdev at the Pune Challenger, have been given wild cards for the Qualifying singles event.
