According to the latest data from Forbes, there are now 2,781 billionaires alive today, more than at any point in history. Some worked hard to make their fortunes while others benefited from staggering inheritances.

One factor most have in common is their age. The average billionaire today is 66 years old, but some of 2024’s super-rich are bucking the trend. Using data from Forbes’ real-time billionaires list and other sources, we’ve identified the youngest billionaire in 24 countries around the world.

Ranked from oldest to youngest, read on to find out who takes the top spot in your country and discover the stories behind their 10-figure fortunes.

All dollar amounts in US dollars. Net worth figures correct as of 20 September 2024.