There are 167 women worth more than $1 billion.
The top-10 female billionaires are:

1. Liliane Bettencourt

Liliane Henriette Charlotte Bettencourt (born 21 October 1922) is a French heiress, socialite and businesswoman.
She is one of the principal shareholders of L'Oréal.
Her net worth of $44.9 billion makes her the richest woman in history, and the 14th richest person in the world.

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.
Powell is the widow of Steve Jobs, co-founder and former chief executive officer of Apple Inc.
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.