There are 167 women worth more than $1 billion.
The top-10 female billionaires are:
2. Alice Walton
Alice Louise Walton (born 7 October 1949) is an American heiress to the fortune of Wal-Mart Stores Inc.
She is the daughter of Wal-Mart founder Sam Walton.
She has a net worth of $40.8 billion
3. Maria Franca Fissolo
Maria Franca Fissolo (born in 1941) is the Italian widow of Michele Ferrero and owner of Ferrero SpA, Europe's second largest confectionery company.
Fissolo’s net worth is estimate at around $29 billion.
4. Jacqueline Mars
Jacqueline Mars (born on 10 October 1939) is an American heiress and investor.
She is the daughter of Audrey Ruth (Meyer) and Forrest Mars Sr., and granddaughter of Frank C. Mars, founders of the American candy company Mars Incorporated.
She has an estimated net worth of US$27.6 billion
In 2014, Forbes described Mars as the 20th richest American.
5. Susanne Klatten
Susanne Klatten (born on 28 April 1962) is a German heiress, the daughter of Herbert and Johanna Quandt.
Her net worth is around US$22.2 billion.
She is the richest woman in Germany and the 38th richest person in the world.
6. Laurene Powell Jobs
Laurene Powell Jobs (born on 6 November 1963) is an American businesswoman, executive and the founder of Emerson Collective, which advocates for policies concerning education and immigration reform, social justice and environmental conservation.
She also co-founded the Board of College Track, which prepares disadvantaged high school students for college.
She manages the Laurene Powell Jobs Trust.
Powell has a net worth of US$19.9 billion.
7. Abigail Johnson
Abigail Johnson (born on 19 December 1961) is an American businesswoman.
Johnson is president and chief executive officer of US investment firm Fidelity Investments which was founded by her grandfather.
Johnson's wealth comes in at approximately $15.1 billion.
8. Charlene de Carvalho-Heineken
Charlene de Carvalho-Heineken (born on 30 June 1954) is a Dutch-English businesswoman and the owner of a 25% controlling interest in the world's second-largest brewer, Heineken International.
Her net worth is estimated at around $15 billion.
9. Yang Huiyan
Yang Huiyan (born in 1981) is the majority shareholder (55%) of Country Garden Holdings, founded by her grandfather.
She is the richest woman in Asia with a net worth of $14.4 billion.
10. Gina Rinehart
Australian Georgina Hope Rinehart (born on 9 February 1954) is chairperson and heiress of Hancock Prospecting, a privately owned mineral and exploration company founded by her father Lang Hancock.