1. Princess Charlotte of Wales ($5B) Princess Charlotte. Charlotte, born in 2015 is the wealthiest royal grandchild of the current British monarch, King Charles III, and a powerful royal fashion influencer in her own right.
Ryan Kaji, known for his YouTube channel "Ryan's World," has become a household name with an astonishing 57 billion views and $1 billion in products sold. At just 12 years old, he has made waves in the online content creation scene and expanded his brand to include a dedicated team of 30 employees.
Who is the richest kid in the British royal family?
Princess Charlotte, the daughter of Prince William and Kate Middleton, is worth significantly more to the United Kingdom (UK) economy than even her older brother, Prince George, the future king. A video explaining that Princess Charlotte is the richest child in the world quickly went viral.
Charles is now estimated to be worth considerably more than the late Queen Elizabeth II, whose wealth was put at £370m in 2022. However, an investigation by the Guardian in 2023 estimated that King Charles's fortune could be almost £2bn.
From his early days of unboxing toys to becoming one of the richest content creators in the world, Ryan's journey is nothing short of extraordinary. With a net worth surpassing $100 million and a brand that resonates with millions, Ryan Kaji is not just a YouTube star—he's a teenage mogul in the making.
How Denise Coates became Britain's richest woman. She is the mastermind behind Bet365, the company that made it possible to gamble online any hour of the day or night. With a family fortune of £7.5bn, she pays her taxes and donates to charity. But is there a wider human cost to her huge success?
The founder of instant messaging app Telegram, Pavel Durov, says the more than 100 children he has fathered will share his estimated $13.9bn (£10.3bn) fortune. "They are all my children and will all have the same rights!
Elon Musk is the wealthiest person in the world, with an estimated net worth of US$371 billion as of August 2025, according to the Bloomberg Billionaires Index, and $408 billion according to Forbes, primarily from his ownership stakes in Tesla and SpaceX.
Prince Harry is reportedly worth $60 million thanks to all of his contracts and inheritance. However, it's important to note that he and his family of four don't exactly live cheaply.
For decades, Forbes has assessed his wealth, currently estimating it at $5.1 billion as of early June 2025. Meanwhile, Bloomberg estimated his wealth at $7.08 billion in January 2025.
John D. Rockefeller is often cited as the world's first billionaire, achieving that status in 1916 through his ownership of Standard Oil. 2 From that point over a century ago, wealth has multiplied to the point where the richest people in the world have fortunes that exceed $200 billion.
He started by co-founding Zip2, which he sold for $307 million in 1999, netting him $22 million. He then founded X.com, which later became PayPal and was acquired by eBay for $1.5 billion in 2002, earning Musk $175 million. However, Musk's wealth skyrocketed primarily due to his involvement with Tesla and SpaceX.
Once zillion was made up as a humorous word for an indeterminately large number (patterned on million and billion), it was only a matter of time before zillionaire came along as a humorous word for a person of seemingly immeasurable wealth.
Based on Forbes, American hip-hop artist Jay-Z is the wealthiest music artist in the world, with estimated earnings at US$2.5 billion as of 2024. Based on Forbes, American singer Taylor Swift is the wealthiest female musician, with a net worth of US$1.6 billion as of 2024.
Dwayne Johnson, a powerhouse in both Hollywood and the wrestling ring, has built an impressive fortune estimated at $800 million, as reported by Celebrity Net Worth. A significant portion of his wealth comes from his 30–40% stake in Teremana Tequila, now valued at around $2 billion.
