Mark Zuckerberg vs Herb Simon: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Herb Simon's $7.91 billion — a gap of $201.8 billion, or 27 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Herb Simon
Source of wealth: Real estate
$7.91B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | Herb Simon | |
|---|---|---|
| Net worth | $209.7B | $7.91B |
| World rank | #5 | #494 |
| Makes per second | −$124 | $55.55 |
| Makes per day | −$10.69M | $4.8M |
| Today | +$1.72B | +$16.62M |
| Source of wealth | Real estate | |
| Age | 42 | 92 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Herb Simon |
|---|---|---|
| 2026 | $222B | $6.7B |
| 2025 | $216B | $5.1B |
| 2024 | $177B | $4.8B |
| 2023 | $64.4B | $3.4B |
| 2022 | $67.3B | $3.5B |
| 2021 | $97B | $3.1B |
| 2020 | $54.7B | $2.5B |
| 2019 | $62.3B | $3.4B |
| 2018 | $71B | $3B |
| 2017 | $56B | $2.8B |
| 2016 | $44.6B | $2.8B |
| 2015 | $33.4B | $2.9B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Herb Simon?
Mark Zuckerberg is richer, worth $209.7 billion compared with Herb Simon's $7.91 billion. The difference is $201.8 billion.
Who makes more per second, Mark Zuckerberg or Herb Simon?
Herb Simon makes more: about $55.55 per second versus −$124. Per day that's $4.8M vs −$10.69M.
How many times richer is Mark Zuckerberg than Herb Simon?
Mark Zuckerberg has about 27 times Herb Simon's net worth.