These are the 20 richest billionaires in tech

Lynsey Barber
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Mark Zuckerberg climbed ahead, as did Jeff Bezos and Jack Ma (Source: Getty)

The world's wealthiest tech billionaires have added another $50bn to their wealth over the past year, while titans Jeff Bezos, Mark Zuckerberg and Jack Ma climbed the ranks.

Bill Gates retained his long-standing title as the world's richest tech billionaire, the latest rich list compiled by Forbes reveals, despite a $1.6bn decline in his wealth since 2015.

Read more: Meet the most influential British innovator in the world

It was a good year for Amazon boss Bezos and Facebook founder Zuckerberg, both celebrating a successful year in business which has sent both companies stock soaring to new highs over the past year. This helped them claim second and third position respectively, adding a combined $31.2bn to their wealth and overtaking Oracle founder Larry Ellison.

Read more: Mark Zuckerberg added $1.9bn to his wealth in less than 24 hours

In another reshuffle, Alibaba entrepreneur Jack Ma overtook former Microsoft chief Steve Ballmer as his wealth grew by $2.6 m.

The top 10 tech billioniares

1. Bill Gates  $78bn

2. Jeff Bezos  $66.2bn

3. Mark Zuckerberg  $54bn

4. Larry Ellison  $51.7bn

5. Larry Page  $39bn

6. Sergey Brin  $38.2bn

7.  Steve Ballmer  $27.7bn

8. Jack Ma  $25.8bn

9. Ma Huateng  $22bn

10. Paul Allen  $18.5bn

The greatest number of the top 20 tech billionaires - more than half - come from the US and then China. All are men while the average age is 54.

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Just a single person from the UK made Forbes' top 100 tech rich list - founder of Bet365 Denise Coates at number 53. She is also ranked second of only five women to make the list.

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