Mark Zuckerberg vs John Grayken: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus John Grayken's $7.48 billion — a gap of $202.3 billion, or 28 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
John Grayken
Source of wealth: Private equity
$7.48B
Made since you opened this page: $0.00
Side-by-side
| Mark Zuckerberg | John Grayken | |
|---|---|---|
| Net worth | $209.7B | $7.48B |
| World rank | #5 | #539 |
| Makes per second | −$124 | $3.64 |
| Makes per day | −$10.69M | $314,517 |
| Today | +$1.72B | $0 |
| Source of wealth | Private equity | |
| Age | 42 | 70 |
| Country | United States | Ireland |
Net worth by year
| Year | Mark Zuckerberg | John Grayken |
|---|---|---|
| 2026 | $222B | $7.5B |
| 2025 | $216B | $7.3B |
| 2024 | $177B | $6.9B |
| 2023 | $64.4B | $6.3B |
| 2022 | $67.3B | $6.5B |
| 2021 | $97B | $7.6B |
| 2020 | $54.7B | $7.4B |
| 2019 | $62.3B | $6.9B |
| 2018 | $71B | $6.6B |
| 2017 | $56B | $6.6B |
| 2016 | $44.6B | $6.3B |
| 2015 | $33.4B | — |
Frequently asked questions
Who is richer, Mark Zuckerberg or John Grayken?
Mark Zuckerberg is richer, worth $209.7 billion compared with John Grayken's $7.48 billion. The difference is $202.3 billion.
Who makes more per second, Mark Zuckerberg or John Grayken?
John Grayken makes more: about $3.64 per second versus −$124. Per day that's $314,517 vs −$10.69M.
How many times richer is Mark Zuckerberg than John Grayken?
Mark Zuckerberg has about 28 times John Grayken's net worth.