Mallika Srinivasan of TAFE and Aruna Jayanthi of Capgemini India follow Kochhar in the second and third place, respectively.
In the Fortune list of 50 most powerful businesswomen, there are six new entrants. While 19 have moved up their places, 17 have witnessed a decline in their rankings.
"... despite surprises and upsets, what hasn't changed is the overwhelming influence women have on India Inc," Fortune India editor Dibyendra Nath Mukerjea said.
The six new entrants this year include Prabha Parameswaran, MD, Colgate-Palmolive India; Aisha De Sequeira, MD, Morgan Stanley India Investment Banking; Debjani Ghosh, MD, sales and marketing group, Intel South Asia; Abanti Sankaranarayanan, country head, Diageo India; Anjali Bansal, managing partner, Spencer Stuart, and Asha Gupta, MD, Tupperware India.
The other women who figure in the top 10 are Shikha Sharma, MD & CEO, Axis Bank; Vinita Bali, managing director, Britannia Industries; Shobhana Bhartia, chairperson, HT Media; Preetha Reddy, managing director, Apollo Hospital Enterprises; Zia Mody, co-founder, AZB Partners; Chitra Ramkrishna, joint managing director, NSE, and Roopa Kudva, managing director and CEO, Crisil.
"Fortune India's most powerful women in business is the only currency that not just lists but ranks the most influential businesswomen in the country," Fortune India national advertising director Anita Mazumdar said.
Others in the top 15 of the Fortune India's 50 most powerful women in business, include Kirthiga Reddy, India head, Facebook; Naina Lal Kidwai, group general manager and country head, HSBC India; Harshbeena Zaveri, MD and president, NRB Bearings; Amrita Patel,cChairman, National Dairy Development Board, and Kalpana Morparia, CEO, JP Morgan India.