Mark Zuckerberg vs David Siegel: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus David Siegel's $9.3 billion — a gap of $200.4 billion, or 23 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
David Siegel
Source of wealth: Hedge funds
$9.3B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | David Siegel | |
|---|---|---|
| Net worth | $209.7B | $9.3B |
| World rank | #5 | #394 |
| Makes per second | −$124 | $37.61 |
| Makes per day | −$10.69M | $3.25M |
| Today | +$1.72B | −$110 |
| Source of wealth | Hedge funds | |
| Age | 42 | 65 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | David Siegel |
|---|---|---|
| 2026 | $222B | $8B |
| 2025 | $216B | $7.4B |
| 2024 | $177B | $7.3B |
| 2023 | $64.4B | $6.8B |
| 2022 | $67.3B | $6.5B |
| 2021 | $97B | $6.5B |
| 2020 | $54.7B | $6.1B |
| 2019 | $62.3B | $6.1B |
| 2018 | $71B | $4.9B |
| 2017 | $56B | $4.8B |
| 2016 | $44.6B | $3.1B |
| 2015 | $33.4B | — |
Frequently asked questions
Who is richer, Mark Zuckerberg or David Siegel?
Mark Zuckerberg is richer, worth $209.7 billion compared with David Siegel's $9.3 billion. The difference is $200.4 billion.
Who makes more per second, Mark Zuckerberg or David Siegel?
David Siegel makes more: about $37.61 per second versus −$124. Per day that's $3.25M vs −$10.69M.
How many times richer is Mark Zuckerberg than David Siegel?
Mark Zuckerberg has about 23 times David Siegel's net worth.