biotechnology enterprise and the country's wealthiest self-made woman with a net worth of USD 655 million, Forbes said. Her company this year developed a treatment for breast cancer more affordable than anything previously on the market.
She is the first female chair of the Indian Institute of Management, Bangalore. An active philanthropist, she recently donated USD 5 million for a new research unit at her cancer hospital in Bangalore.
On Nooyi, 58, the magazine said she once again exceeded analyst expectations and the beverages giant delivered a good performance under her leadership.
"How'd she do it? Thinking outside the soda can. In 2013, PepsiCo products accounted for nine of the top 50 new food and beverage introductions in the US," Forbes said.
"She did not give way to recent pressure to split the company to slash costs and spur growth. Instead, she pledges to keep the company undivided while improving performance and cutting USD 5 billion in costs over five years starting in 2015," Forbes said.
Cisco's Warrior, 53, has been called by the IT company's CEO John Chambers as "among the sharpest technology persons in the world" and her name frequently comes up as a most likely successor when he steps down in the next few years.
The IIT alumnus helped Cisco grow through partnerships and acquisitions, including nine in 2013 totalling USD 4.2 billion.
"Warrior still finds the time to mentor other women in the tech industry, stay in touch with her 1.46 million Twitter followers and for a nightly meditation routine," Forbes added.
"Increasingly it's not about knowing all the answers but asking the right questions and figuring out how to get the right answer," Forbes quoted her as saying.
Also on the list are media mogul Oprah Winfrey (14), singer Beyonce (17), Yahoo Chief Marissa Mayer (18), Harvard President Drew Faust (33), Queen Elizabeth (35), Bangladesh Prime Minister Sheikh Hasina (47), Myanmar's pro-democracy leader Aung San Suu Kyi (61), and singer Lady Gaga (67).
On this year's Forbes list, 18 are newcomers, including Yellen and US Ambassador to the UN Samantha Power.
Eight women who appeared on the inaugural list in 2004 are still on the list 10 years later. These include Gates, IMF head Christine Lagarde, Clinton and Nooyi.
Seven technology women made the top 25, including Facebook's Sandberg, Yahoo's Mayer and HP chief Meg Whitman.
There are 18 technologists, including newly-named CEO of YouTube Susan Wojcicki and cofounder of