Bill Gates, 64, was worth $98 billion on March 18, according to Forbes. Gates and his wife Melinda chair the Bill & Melinda Gates Foundation, which is the largest private charitable foundation in the world, Forbes reported.
3. Bernard Arnault & Family - France
Bernard Arnault, 71, and his family were worth $76 billion on March 18. Arnault is the CEO of luxury goods company LVMH, which includes Louis Vuitton and Sephora brands. Last year, the company bought Tiffany & Co. for $16.2 billion, which could be the largest luxury brand acquisition, Forbes reported.
4. Warren Buffett - U.S.
Warren Buffett, 89, was worth $67.5 billion on March 18. Buffett is one of the most successful investors of all time, according to Forbes. He also runs Berkshire Hathaway, which owns more than 60 companies.
Previously, Buffett was the third-wealthiest person in the world before Bernard Arnault took his spot this year.
5. Larry Ellison - U.S.
Larry Ellison, 75, was worth $59 billion on March 18. In 1977, he founded Oracle, a software company and today he serves as the chairman of the board and the chief technology officer, according to Forbes.
6. Amancio Ortega - Spain
Amancio Ortega, 84, was the wealthiest clothing retailer in the world on March 18, with a net worth of $55.1 billion, according to Forbes. In 1975 he and his ex-wife Rosalia Mera founded Inditex, which is best known for the fashion chain Zara, Forbes reported.
7. Mark Zuckerberg - U.S.
Mark Zuckerberg, 35, was worth $54.7 billion on March 18. Zuckerberg founded social media site Facebook in 2004.
8. Jim Walton - U.S.
Jim Walton, 71, was the richest Walton on March 18 with a net worth of $54.6 billion. According to Forbes, Jim Walton gave away $1.2 billion in Walmart in June last year, but kept his wealth because of a 44 percent stake in Arvest Bank.
9. Alice Walton - U.S.
Alice Walton, 70, was worth $54.4 billion on March 18. She is Sam Walton's only daughter and is also the richest woman on Forbes' 2020 list.
10. Rob Walton - U.S.
Rob Walton, 75, was worth about $54.1 billion on March 18, according to Forbes. Walton is the eldest son of the founder of Walmart, Sam Walton, and served as the chairman of the company from 1992 until 2015.