Mark Zuckerberg vs Leon Black: who is richer?
Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Leon Black's $14.09 billion — a gap of $195.7 billion, or 15 times as much (as of November 7, 2026).
Mark Zuckerberg
Source of wealth: Facebook
$209.7B
Leon Black
Source of wealth: Private equity
$14.09B
Side-by-side
| Mark Zuckerberg | Leon Black | |
|---|---|---|
| Net worth | $209.7B | $14.09B |
| World rank | #5 | #208 |
| Makes per second | −$124 | −$16.04 |
| Makes per day | −$10.69M | −$1.39M |
| Today | +$1.72B | −$27.68M |
| Source of wealth | Private equity | |
| Age | 42 | 75 |
| Country | United States | United States |
Net worth by year
| Year | Mark Zuckerberg | Leon Black |
|---|---|---|
| 2026 | $222B | $12.2B |
| 2025 | $216B | $14.9B |
| 2024 | $177B | $14B |
| 2023 | $64.4B | $8.6B |
| 2022 | $67.3B | $10B |
| 2021 | $97B | $8.6B |
| 2020 | $54.7B | $6.6B |
| 2019 | $62.3B | $6.4B |
| 2018 | $71B | $6.5B |
| 2017 | $56B | $5.5B |
| 2016 | $44.6B | $4.5B |
| 2015 | $33.4B | $5.3B |
Frequently asked questions
Who is richer, Mark Zuckerberg or Leon Black?
Mark Zuckerberg is richer, worth $209.7 billion compared with Leon Black's $14.09 billion. The difference is $195.7 billion.
Who makes more per second, Mark Zuckerberg or Leon Black?
Leon Black makes more: about −$16.04 per second versus −$124. Per day that's −$1.39M vs −$10.69M.
How many times richer is Mark Zuckerberg than Leon Black?
Mark Zuckerberg has about 15 times Leon Black's net worth.