Riding on his maiden challenger title win, Saketh Myneni on Monday leapfrogged 168 places to be ranked 283 in the ATP singles chart while Ramkumar Ramanathan achieved a career-best spot of 226 following his semifinal appearance at the just-concluded Indore Open.
Saketh, who was ranked 451 coming into the Indore Open, defeated top seed Aleksandr Nedovysov to win the trophy and earn 80 ranking points on Sunday. The tall and big-serving Saketh was best-ranked 256 in March this year.
Teenager Ramkumar also enjoyed an impressive run in Indore as he beat India number two Yuki Bhambri and Chinese Tapiei Davis Cupper Ti Chen en route to the semifinals.
Somdev Devvarman continued to be India's top singles player at 139, a gain of four places. He was followed by Yuki (179), who also climbed up four spots.
Left-handed Jeevan Nedunchezhiyan was the fifth-highest ranked Indian at number 328.
Meanwhile, Rohan Bopanna topped the doubles chart for the Indians at number 28, two places above legendary Leander Paes.
Delhi lad Divij Sharan was number three among Indians in doubles at number 118, a gain of 14 places.
In the women's rankings, Sania Mirza was now at number six in the world in the doubles chart after gaining two places.
Ankita was the top-ranked Indian in singles at number 310 and was followed by Prarthana Thombare (364).