A billionaire is a person with a net worth of at least one billion units of a given currency, usually of a major currency such as the United States dollar, euro, or pound sterling. It is a sub-category of the concept of the ultra high-net-worth individual. The American business magazine Forbes produces a global list of known U.S. dollar billionaires every year and updates an internet version of this list in real time. The American oil magnate John D. Rockefeller became the world's first confirmed U.S. dollar billionaire in 1916.
Jacqueline Mars is an American heiress and investor. She is the daughter of Audrey Ruth (Meyer) and Forrest Mars, Sr., and the granddaughter of Frank C. Mars, founders of the American candy company Mars, Incorporated. As of November 2023, Bloomberg Billionaires Index estimated her net worth at US$46.4 billion, ranking her the 24th-richest person in the world. In the annual ranking of the richest women in the world in 2023, Forbes estimated her fortune at $38.3 billion and placed her in fourth place.
Black billionaires are individuals who are of predominantly African ancestry with a net worth of at least US$1 billion.
Aliko Dangote is a Nigerian businessman and industrialist. He is best known as the founder, chairman, and CEO of the Dangote Group, the largest industrial conglomerate in West Africa. The Bloomberg Billionaires Index estimated his net worth at $16.1 billion in November 2023, making him the richest person in Africa, the world's richest black person, and the world's 107th richest person overall.
The Forbes list of Australia's 50 richest people is a list of Australia's fifty wealthiest individuals and families, ranked by personal net worth published annually by Forbes Asia magazine. The list provides a short summary on some of the known business activities of the individuals and families, together with commentary on how their ranking has changed from the previous year, if listed. The list is published annually in January in an online format and updated daily, also online.
The World's Billionaires is an annual ranking of people who are billionaires, i.e., they are considered to have a net worth of US$1 billion or more, by the American business magazine Forbes. The list was first published in March 1987. The total net worth of each individual on the list is estimated and is cited in United States dollars, based on their documented assets and accounting for debt and other factors. Royalty and dictators whose wealth comes from their positions are excluded from these lists. This ranking is an index of the wealthiest documented individuals, excluding any ranking of those with wealth that is not able to be completely ascertained.
Each year, Forbes India issues a list of India's richest people, called the "India Rich List". Since 2008, Mukesh Ambani has been the richest Indian, with his wealth based in Reliance Industries. but after that Gautam Adani displaced Mukesh Ambani as the richest Indian.
Mexico 
Chile 
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Colombia 
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Argentina 
Peru 
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