The richest teenager in the world is often considered Princess Leonor of Spain, with projected wealth exceeding $12 billion from royal assets, trusts, and future inheritances, making her Europe's youngest and wealthiest future monarch, while other notable teens include heirs like the Del Vecchio siblings and self-made young billionaires like Lucy Guo, though definitions of "teenager" and "richest" (earned vs. inherited) vary.
Estimated Net Worth in 2024: £3.9 billion
Eight-year-old Charlotte is the wealthiest royal grandchild and the richest child in the world, with an estimated net worth of £3.9 billion ($5 billion).
Valentina Pinault: $7.1 Billion
At 15, Valentina Pinault is the richest teen on this list if not the world — although her net worth is based on her parents' net worth. Not only is she the daughter of actress Salma Hayek, but her dad is Francois-Henri Pinault — a literal billionaire.
1. Johannes von Baumbach, 19. Johannes von Baumbach is just 19 years old, making him the world's youngest billionaire. He is an heir to Germany's Boehringer Ingelheim pharmaceutical fortune – the largest privately-owned pharma company globally, founded by his family in 1885.
MrBeast: $2.6 billion (£1.9bn)
Jimmy Donaldson aka MrBeast is the richest Gen Z star by a huge margin. YouTube's most-subscribed creator, the 27-year-old has drawn 457 million followers thanks to his high-stakes challenges, stunts, and headline-grabbing giveaways.
Meet the richest young millionaire in Nigeria : Nigerian pre-teen, Muhammed Awal Mustapha, aka Mompha Junior, is being dubbed the 'world's youngest billionaire' at just 10 years old. He's the only son of wealthy internet celebrity, Ismailia Mustapha, aka Mompha Senior.
Taylor Swift's youngest self-made billionaire record broken
Taylor Swift was once the youngest self-made woman billionaire at 35. The new record holder, according to Forbes, is Lucy Guo, 30, the co-founder of Scale AI. Was the U.S. capture of Maduro legal?
Becoming a millionaire at 15 years old might sound like a dream come true, but for Jaden Ashman, it led to an obsession with social media that impacted his physical and mental health. Jaden shot to fame by setting a Fortnite world record, earning him a million pounds.
While much of the royal children's value comes from their future inheritance, Princess Charlotte has another ace up her sleeve. Like her mother, Kate Middleton, Charlotte is a fashion influencer. Known for her stylish outfits, Charlotte has sparked a frenzy among parents eager to dress their little ones like royalty.
Meet YouTube's Richest 12-Year-Old: Ryan Kaji | Full Interview | Ryan's World. 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.
The #1 richest actor is often cited as Arnold Schwarzenegger, with an estimated net worth around $1.49 billion, followed closely by Dwayne "The Rock" Johnson, while some lists place Tyler Perry at the top due to his studio ownership, but Schwarzenegger consistently leads actor-focused lists with vast wealth from acting, business, and politics.
The world's 10 richest families
Thanks to the value of her back catalogue and record-breaking Eras tour, Forbes estimates she is worth $1.6 billion. Trump, however, has real estate all over the world, as well as stocks and cryptocurrency holdings. Taken together, he is worth about $5.1 billion.
The incredibly wealthy little influencer Muhammed Awal Mustapha, true name Muhammed Awal Mustapha, counts his 25,000 Instagram followers as one of the few tangibles in his existence. Ismailia Mustapha's multimillionaire son from Nigeria, Mompha, inherited his father's love of chains, money, and extravagance.
Lucy Guo cofounded data labeling giant Scale AI, and founded and runs creator platform Passes. Guo ranked as the world's youngest self-made woman billionaire from April 2025 to December 2025.
Many of the world's billionaires are far older than the tech-founder stereotype. At 103 years old, George Joseph is still actively involved in his company, Mercury General. In fact, young billionaires (under age 50) make up just 10% of the global billionaire population.
The youngest person ever to accumulate a million dollars was the American child film actor Jackie Coogan (1914-84) born in Los Angeles, California, USA. In 1923-24 he was earning $22,000 (£11,936) per week and retained approximately 60% of his films' profits. At the age of 13, he was a millionaire in his own right.
Whilst boomers and millennials may use the 😂 emoji, this has long since been deemed 'uncool' (or 'cheugy') by Gen Z. Instead, this has been replaced by the skull (💀) or the crying emoji (😭), dramatising the idea of 'dying with laughter'.
At 31, Chennai boy Aravind Srinivas becomes India's youngest billionaire, with a net worth of ₹21,190 crore, making waves in the tech and startup world.