Somdev Devvarman rose a rung to career-best 108 while Yuki Bhambri returned to top-400 after a seven place jump to 397th spot in the latest ATP rankings.
Somdev on Sunday lost his French Open first round match, a marathon five-setter, to Marco Chiudinelli of Switzerland.
Vishnu Vardhan also jumped seven places to be at 355.
In the doubles chart, Leander Paes (6) and Mahesh Bhupathi (7) remained unchanged.
Meanwhile in the WTA list, Sania Mirza also had her singles ranking (91) intact but lost two positions in the doubles (75) chart.