The richest person the same age as you
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21 – Kylie Jenner, net worth: $1 billion (£798m)

22 – Alexandra Andresen, net worth: $1.4 billion (£1.1bn)

23 – Jennifer Gates, net worth: up to $103.5 billion (£82.6bn)

Jennifer Gates is the eldest daughter of Microsoft mogul Bill Gates, and given that the 23-year old would technically be the first in line to her father’s $103.5 billion (£82.6bn) fortune, the budding equestrian could be one of the wealthiest people in the world. Yet it's not a sure bet, as philanthropist Gates has vowed to give only a minuscule inheritance to each of his three children. That said, he has reportedly snapped up $37 million (£29.6m) worth of property in the equestrian hotspot of Wellington, Florida for his horse-loving daughter, according to The Miami Herald.
24 – Katharina Andresen, net worth: $1.4 billion (£1.1bn)

25 – Justin Bieber, reported net worth: $265 million (£212m)

26 – Gustav Witzoe, net worth: $3 billion (£2.4bn)

Not only did Norwegian twenty-something Gustav Witzoe inherit almost half of SalMar ASA, one of the world's largest salmon companies – he's also a jet-setting model and has around 105,000 followers on Instagram.
27 – Alexandre Arnault, net worth: up to $102.6 billion (£82.3bn)

The eldest son of Bernard Arnault, who is head of luxury goods conglomerate LVMH and worth a staggering $102.6 billion (£82.3bn), Alexandre Arnault could technically be worth a fortune if he were to inherit it all. Very much the heir apparent, he is currently one of fashion's youngest chief execs, heading up LVMH's luxury luggage brand Rimowa, and was the only of Bernard's children to accompany him to a meeting with President Trump in January 2017 despite the fact his siblings also work for the family business.
28 – Hugh Grosvenor, 7th Duke of Westminster, estimated net worth $11.3 billion (£9bn)

The richest 28-year-old in the world, Hugh Grosvenor became the UK's third wealthiest man and youngest billionaire upon the death of his father Gerald Grosvenor, 6th Duke of Westminster in August 2016.
29 – Evan Spiegel, net worth: $3.4 billion (£2.7bn)

30 – Bobby Murphy, net worth: $3.4 billion (2.7bn)

31 – Wang Han, net worth: $865 million (£690m)

32 – Eva Maria Braun-Luedicke, net worth: $1.3 billion (£1bn)

33 – Lukas Walton, net worth: $17.6 billion (£14.1bn)

34 – Julio Mario Santo Domingo III, net worth: $2 billion (£1.6bn)

35 – Mark Zuckerberg, net worth: $72.3 billion (£57.8bn)

The Facebook co-founder is the wealthiest 35-year-old on the planet and then some. With his current net worth hitting $72.3 billion (£57.8bn), right now Zuckerberg is the eighth richest person in the world.
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36 – Zhang Yiming, net worth: $16.2 billion (£12.9bn)

He's the founder of ByteDance, a tech firm which owns viral social media app TikTok and is estimated to be worth a massive $75 billion (£60bn). With an individual net worth of $16.2 billion (£12.9bn), it looks like the only way is up for this young entrepreneur.
37 – Eduardo Saverin, net worth: $11.3 billion (£9bn)

The Facebook co-founder famously fell out with Mark Zuckerberg and the pair settled their dispute out of court. Now an angel investor, Saverin still owns 5 million shares in the social networking site.
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38 – Tobi Lütke, net worth: $2.7 billion (£2.2bn)

39 – James Monsees, net worth: $1.1 billion (£880m)

40 – Garrett Camp, net worth: $4 billion (£3.2bn)

41 – Robert Tonnies, net worth: $1.7 billion (£1.4bn)

42 – Alejandro Santo Domingo, net worth: $4 billion (£3.2bn)

43 – Jan Koum, net worth: $10 billion (£8bn)

44 – Karl-Johan Persson, net worth: $1.7 billion (£1.4bn)

45 – Sergey Brin, net worth: $51.1 billion (£41bn)

As co-founder and president of tech firm Alphabet, Google's parent company, it's hardly surprising that Sergey Brin is rolling in it. At age 45, his net worth is pegged at an enormous $51.1 billion (£41bn).
46 – Larry Page, net worth: $52.2 billion (£41.7bn)

47 – Zhang Zhidong, net worth: $13.6 billion (£10.9bn)

48 – Elon Musk, net worth: $19.5 billion (£15.6bn)

The eccentric South African-born entrepreneur who founded PayPal and sold it to eBay in 2002, heads some of the world's most exciting and potentially moneymaking companies, including Tesla Motors and SpaceX.
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49 – Lei Jun, net worth: $9.4 billion (£7.5bn)

50 – Robin Li, net worth: $6.6 billion (£5.3bn)

51 – Wang Wenyin, net worth: $12.7 billion (£10.2bn)

52 – Kumar Birla, net worth: $11.8 billion (£9.4bn)

53 – Stefan Quandt, net worth: $16.7 billion (£13.4bn)

54 – Michael Dell, net worth: $34.6 billion (£27.7bn)

55 – Jeff Bezos, net worth: $163.1 billion (£130.6bn)

The founder of Amazon has had a tough year with a divorce from his wife, Mackenzie Bezos, which is costing him $38 billion (£30.5bn). However, he's still the richest man in the world. At 55 years old, he has a net worth of $163.1 billion (£130.6bn).
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56 – Marc Rowan, net worth: $3.3 billion (£2.6bn)

57 – Susanne Klatten, net worth: $19.7 billion (£15.8bn)

58 – Vladimir Potanin, net worth: $19 billion (£15.2bn)

59 – Jörn Rausing, net worth: $9.2 billion (£7.4bn)

Following a kidnapping attempt in 1989, Tetra Pak heir Jörn Rausing has maintained a low profile and avoids the media spotlight. He is currently a non-executive member of the Tetra Laval Group Board and sits on the board of online supermarket Ocado.
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60 – Xu Jiayin, net worth: $33 billion (£26.4bn)

61 – Sunil Mittal, net worth: $8 billion (£6.4bn)

62 – Mukesh Ambani, net worth: $52 billion (£41.6bn)

Currently the 13th-richest person in the world, oil baron Mukesh Ambani has profited from a rise in prices of shares at oil and gas giant Reliance Industries, the company in which he has a 52% stake.
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63 – Bill Gates, net worth: $103.5 billion (£82.6bn)

The second-richest person on the planet, Bill Gates, who turns 63 on October 28, is putting his immense wealth to good use, channeling his fortune into the Bill & Melinda Gates Foundation, the world's largest private charitable foundation.
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64 – Wang Jianlin, net worth: $21.6 billion (£17.3bn)

65 – Alisher Usmanov, net worth: $12.8 billion (£10.3bn)

66 – Gennady Timchenko, net worth: $22.6 billion (£18bn)

67 – Joseph Lau, net worth: $16.5 billion (£13.2bn)

68 – David Cheriton, net worth: $6.1 billion (£4.9bn)

He's earned the nickname of "Professor Billionaire" due to holding a teaching post at Standford University, where he teaches Computer Science. The billionaire made his fortune from an early investment in Google, and is currently worth $6.1 billion (£4.9bn).
69 – Theo Albrecht Jr, net worth: $16.7 billion (£13.4bn)

The super-rich son of Aldi co-founder Theo Albrecht, Theo Junior, who shuns the limelight to the point of being reclusive, owns a sizeable stake in Aldi Nord and foodie supermarket Trader Joe's.
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70 – Bernard Arnault, net worth: $102.6 billion (£82.3bn)

71 – Jim Walton, net worth: $51.5 billion (£41.2bn)

The youngest son of Walmart founder Sam Walton, Jim Walton inherited a 20% stake in the world's largest retailer upon his father's death in 1992.
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72 – Stephen Schwarzman, net worth: $16.2 billion (£13bn)

73 – Harold Hamm, net worth: $11.9 billion (£9.5bn)

74 – Larry Ellison, net worth: $71.7 billion (£57.4bn)

The co-founder of software behemoth Oracle, Larry Ellison is its major shareholder. Ellison, who likes to spend his cash on premium real estate, yachts and private jets, also holds a $3.6 billion (£2.8bn) stake in NetSuite and joined Tesla's board after buying 3 million shares in the company in December 2018.
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75 – Hasso Plattner, net worth: $16.1 billion (£12.9bn)

This tech billionaire made his name and fortune through the software firm SAP, where he served on the advisory board up until 2003. Nowadays, he focuses on philanthropy through his nonprofit organisation Hasso Plattner Institute, which funds computer science at a number of universities.
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