Thierry Dassault Net Worth
Source of wealth: Diversified
$9.06B
−$63.46M(−0.7%) today
Live · · Forbes real-time
Thierry Dassault's net worth is $9.06 billion as of November 7, 2026, according to Forbes' real-time data, which makes Thierry Dassault the 405th richest person in the world.
Lost since you opened this page
$0.00⏱ 00:00:00 on this page$30.41 per second · based on net worth growth
Spend Thierry Dassault's money →How much does Thierry Dassault lose per second, hour and day?
Per second
$30.41
Per minute
$1,825
Per hour
$109,480
Per day
$2.63M
Per week
$18.39M
Per year
$959.7M
Basis: Forbes 2025 World's Billionaires list → Forbes Real-Time Billionaires. How we calculate this
How did Thierry Dassault get so rich?
Thierry Dassault, whose fortune comes from Diversified, has an estimated net worth of $9.06 billion. That ranks 405th on Forbes' live list of the world's billionaires. Citizenship: France (based in Paris).
Since April 2025, when Forbes measured it at $10.6 billion, Thierry Dassault's fortune has shrunk by $1.54 billion — an average of $30.41 per second, or $2.63M per day lost.
Thierry Dassault's net worth was $6 billion on Forbes' 2019 list, so it has grown about 1.5x since then.
Thierry Dassault net worth history (2019–2026)
| Year | Net worth | Change |
|---|---|---|
| 2026 | $9B | −$1.6B |
| 2025 | $10.6B | +$1.2B |
| 2024 | $9.4B | +$1.3B |
| 2023 | $8.1B | −$300M |
| 2022 | $8.4B | +$1.1B |
| 2021 | $7.3B | +$2.6B |
| 2020 | $4.7B | −$1.3B |
| 2019 | $6B | — |
Ranked near Thierry Dassault
| # | Name | Net worth | Today | Per second | Country |
|---|---|---|---|---|---|
| 403 | Rahel BlocherChemicals | $9.09B | −$96.05M(−1.0%) | $45.35/s | Switzerland |
| 404 | Igor OlenicoffReal estate | $9.09B | — | $15.57/s | United States |
| 405 | Marie-Hélène Habert-DassaultDiversified | $9.06B | −$63.46M(−0.7%) | −$30.41/s | France |
| 405 | Thierry DassaultDiversified | $9.06B | −$63.46M(−0.7%) | −$30.41/s | France |
| 407 | Leonard SternReal estate | $9.04B | — | $0.87/s | United States |
| 408 | Eric WittouckInvestments | $9B | — | $0/s | Belgium |
| 408 | William Goldring & familyLiquor | $9B | — | $39.57/s | United States |
Compare Thierry Dassault with…
Thierry Dassault net worth: FAQs
What is Thierry Dassault's net worth?
Thierry Dassault's net worth is $9.06 billion as of November 7, 2026, according to Forbes' real-time data, which makes Thierry Dassault the 405th richest person in the world.
How much does Thierry Dassault make per second?
Thierry Dassault is currently losing money on paper: Since April 2025, when Forbes measured it at $10.6 billion, Thierry Dassault's fortune has shrunk by $1.54 billion — an average of $30.41 per second, or $2.63M per day lost. Wealth figures move with share prices, so the rate changes daily.
How did Thierry Dassault make their money?
The main sources of Thierry Dassault's wealth are: Diversified.
How much did Thierry Dassault's net worth change today?
Thierry Dassault's net worth fell by $63.46 million compared with the previous trading day, according to Forbes' real-time estimate on November 7, 2026.
How long would it take an average person to earn Thierry Dassault's net worth?
A typical full-time US worker earning about $63,128 a year would need roughly 143,562 years to earn Thierry Dassault's fortune — without spending a cent.
How old is Thierry Dassault?
Thierry Dassault is 69 years old and is a citizen of France.
Sources
- Net worth: Forbes Real-Time Billionaires (source), refreshed every 15 minutes.
- History: Forbes World's Billionaires lists, 2019–2026.
- Per-second figures are averages. See our methodology.