Net Worth Comparison

Thierry Dassault vs Mark Zuckerberg

Real-time net worth, career, and company comparison — updated May 2026.

Thierry Dassault

Thierry Dassault

Net Worth
$8.254B
+1.51% today
Mark Zuckerberg
Wealthier

Mark Zuckerberg

Net Worth
$207.68B
+$199.4B more than Thierry
+0.40% today

Wealth at a Glance

Thierry Dassault$8.254B
Mark Zuckerberg$207.68B

Net worth gap: $199.4B — equivalent to 96% of Mark's total wealth.

Tale of the Tape

Thierry Dassault
Mark Zuckerberg
$8.254B
Net Worth
$207.68B
#431
Global Rank
#6
68
Age
41
FRANCE
Country
UNITED STATES
Diversified
Source of Wealth
Facebook
Diversified
Industry
Technology
École de communication et de production audiovisuelle de la Défense (ECPAD)
Education
Harvard University (dropped out)
Annual Salary
$0.0M

Net Worth History

YearThierryMarkLeader
2022$65B
2023$170B
2024$9B$224.1BMark
2025$9B$222BMark
2026$8.254B$207.68BMark

Career Highlights

Thierry Dassault

  1. 1979
    Joined Dassault Group
    Began working in the family business after experience in the film industry.
  2. 2019
    President of the Supervisory Board, Dassault Group
    Succeeded his sister Marie-Hélène Habert in this role.
  3. 2025
    Resigned from the Board of Dassault Group
    Replaced by his son Vincent.

Mark Zuckerberg

  1. 2004
    Founded Facebook
    Co-founded Facebook while at Harvard University.
  2. 2008
    Became a Billionaire
    Became a billionaire at age 23.
  3. 2012
    Facebook IPO
    Took Facebook public, making it one of the largest IPOs in history.
  4. 2021
    Meta Rebranding
    Facebook rebranded to Meta Platforms, Inc., focusing on the metaverse.

The Verdict: Mark Zuckerberg vs Thierry Dassault

As of May 2026, Mark Zuckerberg leads this comparison with a net worth of $207.68B, placing at #6 in the global rankings. Thierry Dassault follows at $8.254B — a gap of $199.4B.

The two leaders come from distinct industries — Diversified for Thierry Dassault and Technology for Mark Zuckerberg. Comparing them is therefore a comparison of different underlying asset types, growth rates, and risk profiles rather than a simple head-to-head within the same market.

Thierry Dassault is 68 years old versus 41 for Mark Zuckerberg, a difference of 27 years. Age context matters in wealth comparisons: a younger billionaire at the same net worth has had less time to accumulate — and in many cases represents a higher compound annual growth rate on their wealth.

Net worth figures are estimates calculated from public shareholding disclosures, stock price data, and reported asset values. See our full methodology.