It’s one thing to inherit a fortune, another to squander it. But to grow a fortune is truly impressive. For International Women’s Day today, let’s celebrate the matriarchs who were each born with a silver spoon in their mouth — but wanted more than a piece of cake. These are the top 10 female members of the Three-Comma Club (who are all worth at least US$1,000,000,000) — billionaires, self-made heiresses and global power players. The net worth figures are accurate as of March 5, 2019, and emanate from Forbes ’ real-time data. Who are South Korea’s 6 richest billionaires? 10. Kwong Siu-hing Net worth: US$15.1 billion Moneymaker: Real estate (Sun Hung Kai) Widow of the co-founder of Sun Hung Kai Properties, Kwok Tak-seng Kwong Siu-hing is the biggest shareholder in the Hong Kong-based real estate company. Kwong, 89, married the late Kwok Tak-seng when she was 20. The couple went on to have three sons; one of whom, Walter Kwok, was ousted from the business, leaving sons Thomas and Raymond in charge of day-to-day operations. Walter Kwok passed away last year. Kwong is also chairman of the SHKP-Kwoks’ Foundation, which was founded in 2002 to give scholarships to students in educational institutions such as The Chinese University of Hong Kong and Tsinghua University. 9. Gina Rinehart Net worth: US$15.2 billion Moneymaker: Iron ore and coal mining (Hancock Prospecting) The Australian mining magnate inherited her father’s company in 1992 and oversaw its expansion over the next two decades. During the 2000s commodities boom, iron ore prices rose rapidly and Rinehart’s fortune boomed as a result. Today, she is Australia’s richest citizen and continues as chairman of the company Hancock Prospecting. Rinehart is also one of the expert advisers at the Cambodia-based SISHA organisation, that provides justice for victims of human trafficking or exploitation throughout Asia. Has Amazon founder Jeff Bezos lost his place as the world’s richest man? 8. Iris Fontbona Net worth: US$15.4 billion Moneymaker: Copper mines, breweries, shipping (Luksic Group) The 76-year-old Chilean billionaire businesswoman inherited Antofagasta, a copper mining company, from her late husband in 2005. Today, Antofagasta is one of the largest mining companies in the world. In addition to the copper business, Fontbona and family have stakes in breweries, shipping companies and a Chilean bank. 7. Abigail Johnson Net worth: US$15.6 billion Moneymaker: Wealth management empire (Fidelity ) This Harvard alma mater joined her grandfather’s Bostonian wealth management empire in 1988 as a humble analyst. After almost 30 years working at the company — yes, three decades — Johnson took over from her father as chairman and CEO in 2014. She is the only female head of any major financial firm and continues to be an authority in the financial sector. 6. Laurene Powell Jobs Moneymaker: Stock in Apple and Disney, inherited from her late husband, Steve Jobs Laurene Powell Jobs entered the radar of Forbes’ Richest in 2011, after her husband Steve Jobs’ death, when she inherited his stock in Apple and Disney. Powell Jobs founded the Emerson Collective in 2004, and has used this think tank-cum-venture capital fund to push for reform in education, immigration, the environment and journalism. A passionate pioneer for social change, Powell Jobs says, “By helping individuals to achieve their dreams, we unleash the full force of the world’s most powerful resource: human potential.” 25 richest families in the world – ranked 5. Susanne Klatten Net worth: US$21 billion Moneymaker: Carmaker (BMW) and pharmaceuticals (Altana) With a net worth of almost US$22 billion, Susanne Klatten is the richest woman in Germany. Klatten acquired her wealth through her father, Herbert Quandt, who left her with a 19 per cent stake in carmaker BMW and pharmaceuticals company Altana. Although she keeps a relatively low profile, she has featured in tabloids over a blackmail scandal in 2015 when a Swiss national threatened to release sensitive materials about her personal affairs. 4. Elizabeth Yang Huiyan Net worth: US$22.1 billion Moneymaker: Property developer (Country Garden) The billionaire is the richest woman in Asia and the only female in the top 10 LEXUS Hurun China Rich List (2018). Her father, Yeung Kwok-keung, transferred his majority stake in Country Garden Holdings to her in 2007, when she was 25. Who are the 10 richest billionaires in US finance? 3. Jacqueline Mars Net worth: US$23.9 billion Moneymaker: Candy (Mars Incorporated) But what's sweet about Mars is her commitment to the environment and wildlife, through conservation initiatives that she runs through the Mars Foundation. In 2012, she was awarded the Foundation for the National Archives Heritage Award for her efforts in heritage preservation. 2. Alice Walton Net worth: US$44.4 billion Moneymaker: Retail (Walmart) When one thinks of Walmart, extravagant wealth does not really come to mind. But if you are the heiress to the Walmart fortune like Alice Walton, Walmart represents around US$500 billion in revenue with over 11,000 stores worldwide. Indeed, the Walton family is one of the richest families in America, with a 51 per cent stake in the retailer. 7 luxury holidays to tempt world’s richest people this summer 1. Françoise Bettencourt Meyers Net worth: US$49.3 billion Moneymaker: Cosmetics (L’Oreal) Maybe she is born with it. Maybe it’s … hard work. Françoise Bettencourt Meyers is a board member of family-owned L’Oreal, the French personal care company that covers Maybelline, NYX Cosmetics, Lancome, Shu Uemura and more. The Bettencourt Meyers family owned a 33.13 per cent share in the company as of late 2017. After her mother Liliane Bettencourt’s death in 2017, Bettencourt Meyers inherited almost US$40 billion from the richest woman in the world. Want more stories like this? Sign up here . Follow STYLE on Facebook , Instagram and Twitter