Meet the world’s 20 youngest billionaires (20 under 30)

At just 19 years old, Johannes von Baumbach has become known as the world’s youngest billionaire. His net worth stood at $5.6 billion. According to CEOWORLD magazine, his impressive fortune comes from being an heir to Boehringer Ingelheim, the largest privately owned pharmaceutical company in the world. Johannes and his three siblings—Maximilian (27), Katharina (25), and Franz (23)—each have an estimated net worth of $5.6 billion due to their stake in the family business, which has been built over generations.

According to CEOWORLD magazine’s 2025 ranking, there are 20 billionaires under the age of 30 worldwide. These 20 youngest billionaires collectively hold $73.7 billion in wealth. Clemente Del Vecchio’s wealth originates from a 12.5% stake in Delfin, a holding company founded by his father, Leonardo Del Vecchio, who passed away in 2022. Delfin has a diverse portfolio that includes stakes in the eyeglasses giant EssilorLuxottica, known for its iconic Ray-Ban brand, as well as significant investments in major companies like the insurer Generali and the leading bank UniCredit. His net worth was estimated at $6.5 billion.

Livia Voigt is one of 18 heirs to the WEG electrical motor fortune. She inherited a 3.1% stake in the Brazilian company following the passing of her grandfather, Werner Ricardo Voigt, who was the billionaire co-founder of WEG, in 2016. Her net worth was estimated to be $1.1 billion. Livia Voigt is he youngest female billionaire in the world.

Kim Jung-youn and her sister each inherited a 9% stake in the South Korean-Japanese gaming publisher Nexon after the death of their father, Kim Jung-ju, the company’s founder, in 2022. Nexon is known for popular games such as “The Kingdom of the Winds,” “Kart Rider,” “Crazy Arcade,” and “MapleStory.” Jung-youn’s net worth was estimated at $1.5 billion.

1. Johannes von Baumbach
   Net Worth: $5.6 billion
   Age: 19
2. Clemente Del Vecchio
   Net Worth: $6.5 billion
   Age: 20
3. Lívia Voigt de Assis
   Net Worth: $1.1 billion
   Age: 20
4. Kim Jung-youn
   Net Worth: $1.5 billion
   Age: 21
5. Kevin David Lehmann
   Net Worth: $4 billion
   Age: 22
6. Luca Del Vecchio
   Net Worth: $6.5 billion
   Age: 23
7. Franz von Baumbach
   Net Worth: $5.6 billion
   Age: 23
8. Kim Jung-min
   Net Worth: $1.5 billion
   Age: 23
9. Remi Dassault
   Net Worth: $2.8 billion
   Age: 24
10. Katharina von Baumbach
    Net Worth: $5.6 billion
    Age: 25
11. Zahan Mistry
    Net Worth: $4.1 billion
    Age: 26
12. Maximilian von Baumbach
    Net Worth: $5.6 billion
    Age: 27
13. Dora Voigt de Assis
    Net Worth: $1.1 billion
    Age: 27
14. Firoz Mistry
    Net Worth: $4 billion
    Age: 28
15. Alexandr Wang
    Net Worth: $3.6 billion
    Age: 28
16. Alexandra Andresen
    Net Worth: $2 billion
    Age: 28
17. Leonardo Maria Del Vecchio
    Net Worth: $6.5 billion
    Age: 29
18. Ed Craven
    Net Worth: $2.8 billion
    Age: 29
19. Katharina Andresen
    Net Worth: $2.1 billion
    Age: 29

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