From Arab royalty to tech titans, the dynastic wealth continues to dominate the world's global economic landscape.
Billionaires' wealth and power have been growing exponentially over the past few years, with Bloomberg, in its report on World's Richest Families 2025, stating that the 25 richest families are collectively $358.7 billion richer than a year ago, with a combined fortune totalling $2.9 trillion.
Their wealth surged due to rising stock prices and demand for goods like metals and pet food, the report stated.
Waltons, the founding family of Walmart Inc, topped the list yet again, with a net worth exceeding half a trillion dollars for the first time.
Abu Dhabi’s ruling family, the Al Nahyan, maintained their position in the second place, while the Al Saud family cracked the top five, after being in sixth place in 2024.
Below is a list — compiled by Bloomberg — of some of the wealthiest families worldwide, spanning industries like oil, luxury fashion, and retail.
Waltons (net worth $513.4bn): Having a net worth of exceeding half a trillion dollars, the Waltons own about 44% of the world’s largest retailer Walmart, a stake that’s the foundation of the world’s biggest family fortune.
Al Nayhan (net worth $335.9bn): Ruling family of Abu Dhabi, Al Nahyan’s wealth stems from decades of governance and the emirate’s vast oil reserves, with members holding key government and private sector roles.
Al Saud (net worth $213.6bn): Saudi Arabia’s royal family owes its fortune to massive oil reserves, government contracts, and businesses servicing state companies like Saudi Aramco.
Al Thani (net worth $199.5bn): Qatar’s ruling family, Al Thani, built vast wealth through offshore gas fields and political dominance, controlling local businesses and valuable foreign assets like London properties and Valentino.
Hermes (net worth $185.5bn): The sixth-generation Hermes family, owners of the luxury fashion house, maintain senior roles and oversee brands like Birkin, supported by investment arms Krefeld and Breithorn Holding.
Koch (net worth $150.5bn): Brothers Charles and David Koch expanded their inherited oil firm into a diversified conglomerate generating $125 billion annually, with family wealth managed through 1888 Management.
Mars (net worth $143.4bn): Founded by Frank Mars in 1902, the family empire grew through candy brands, with pet-care products now accounting for over half of revenue.
Ambani (net worth $105.6bn): The Ambani fortune, built by Dhirubhai, is now led by Mukesh, who controls Reliance Industries, the world’s largest oil refining complex, and resides in a globally renowned 27-story mansion.
Wertheimer (net worth $85.6bn): Alain and Gerard Wertheimer oversee the Chanel fashion empire, inheriting their grandfather’s legacy, while also managing vineyards and racehorses through family office Mousse Partners.
Thomson (net worth $82.1bn): Canada’s Thomson family transformed early radio ventures into a media empire and now holds a 70% stake in Thomson Reuters via Woodbridge, with nearly $7.3 billion in annual revenue.
