As of December 2025, 29-year-old former ballerina and Kalshi co-founder Luana Lopes Lara became the world's youngest self-made woman billionaire. She achieved this status with an estimated $1.3 billion net worth following her prediction-market platform’s $11 billion valuation, surpassing previous youngest billionaires Lucy Guo and Taylor Swift.
Luana Lopes Lara — a 29-year-old former ballerina turned tech founder — has unseated Taylor Swift and Lucy Guo to become the world's youngest self-made female billionaire.
Luana Lopes Lara is the youngest self-made female billionaire at age 29, according to Forbes Magazine. She co-founded Kalshi, the first federally-regulated exchange dedicated to trading on the outcome of future events, like when a musician might release a new album to which candidate will win an election.
Guo's estimated net worth stands at $1.3 billion—driven largely by her 5% stake in Scale AI, a data-labelling startup currently valued at $25 billion. While Swift still tops the chart as the world's richest female musician with $1.6 billion, Guo now claims the title of the youngest self-made woman billionaire globally.
The top female billionaires, based on late 2024/early 2025 data, include Alice Walton, Françoise Bettencourt Meyers, Julia Koch, Jacqueline Mars, and MacKenzie Scott, with others like Savitri Jindal, Rafaela Aponte-Diamant, Miriam Adelson, Abigail Johnson, and Gina Rinehart also ranking high, primarily deriving wealth from retail, cosmetics, Koch Industries, Mars Inc., Amazon, steel, shipping, casinos, Fidelity Investments, and mining, respectively, though exact rankings fluctuate.
The youngest self-made female billionaire is Luana Lopes Lara, 29, co-founder of the prediction-market platform Kalshi, who achieved the title in late 2025 after her startup secured significant funding, unseating previous holders like Lucy Guo and Taylor Swift for the "self-made" distinction. Her company, Kalshi, allows users to trade on future events, creating a new financial product.
Elon Musk, CEO of Tesla, is the richest person in the world, with a net worth of $619 billion. After Musk is Larry Page, co-founder of Alphabet (Google).
She claims her parents, Kris and Caitlyn Jenner, cut her off at the age of 15 and told her to start making her own fortune. Jenner, who stars in the reality show Keeping Up with the Kardashians, continued: "What I'm trying to say is I did have a platform, but none of my money is inherited."
Nassef Onsi Sawiris (Arabic: ناصف أنسي ساويرس; born 19 January 1961) is an Egyptian businessman, and the youngest of Onsi Sawiris' three sons (his brothers are Naguib and Samih). As of January 2026, his net worth was estimated at US$8.5 billion, making him the richest Egyptian.
As of late 2024/early 2025, Selena Gomez is generally considered richer than Kylie Jenner, with sources like Bloomberg reporting Gomez as a billionaire (around $1.3 billion) thanks to her Rare Beauty brand, while Jenner's net worth is estimated closer to $700-$750 million by Forbes, placing her just shy of billionaire status despite her successful Kylie Cosmetics.
As of March 2025, Alice Walton was ranked the richest woman with over 97 billion U.S. dollars in net worth. By comparison, the richest man in the world had a fortune of over 328 billion dollars as of March 2025.
Kylie Jenner has publicly shared that she deals with chronic back pain since her second pregnancy, leading her to undergo stem cell therapy, and has also discussed struggles with anxiety, while a past health scare involved a diagnosis of recurrent corneal erosion syndrome (an eye condition) and possibly an incidental brain aneurysm found on a scan, though she focuses on managing the pain and mental health.
Lucy Guo, at just 30 years old, has become the world's youngest self-made woman billionaire, surpassing pop star Taylor Swift. With an estimated net worth of $1.3 billion, Guo owes her fortune primarily to her equity stake in Scale AI, the artificial intelligence data-labeling company she co-founded in 2016.
MrBeast, whose real name is Jimmy Donaldson, began his YouTube journey at 12. In 2023, Time magazine named MrBeast one of the 100 most influential people in the world. YouTuber MrBeast is now officially the only billionaire under 30 who didn't inherit his wealth.
Yes, Selena Gomez is considered a billionaire, with Bloomberg reporting her net worth at $1.3 billion in September 2024, primarily due to the success of her makeup line, Rare Beauty, though some sources like Forbes offered lower estimates around the same time. Her wealth comes from various ventures, including Rare Beauty, her music, acting, and other business endeavors like her mental health startup, Wondermind, making her one of the youngest self-made female billionaires.
Based on Forbes, American singer Taylor Swift is the wealthiest female musician, with a net worth of US$1.6 billion as of 2024. Barbadian singer Rihanna became the first female musician to attain a billionaire status in 2021, with a net worth of $1.7 billion at that time.