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BillionaireTracker

Mark Zuckerberg vs Thomas Dundon: who is richer?

Mark Zuckerberg is richer, with a net worth of $209.7 billion versus Thomas Dundon's $2.31 billion — a gap of $207.4 billion, or 91 times as much (as of November 7, 2026).

Mark Zuckerberg

Mark Zuckerberg

Source of wealth: Facebook

$209.7B

Thomas Dundon

Source of wealth: financial services

$2.31B

Made since you opened this page: $0.00

Side-by-side

Mark ZuckerbergThomas Dundon
Net worth$209.7B$2.31B
World rank#5#1757
Makes per second−$124$0.48
Makes per day−$10.69M$41,308
Today+$1.72B$0
Source of wealthFacebookfinancial services
Age4255
CountryUnited StatesUnited States

Net worth by year

YearMark ZuckerbergThomas Dundon
2026$222B$2.3B
2025$216B—
2024$177B—
2023$64.4B—
2022$67.3B—
2021$97B—
2020$54.7B—
2019$62.3B—
2018$71B—
2017$56B—
2016$44.6B—
2015$33.4B—

Frequently asked questions

Who is richer, Mark Zuckerberg or Thomas Dundon?

Mark Zuckerberg is richer, worth $209.7 billion compared with Thomas Dundon's $2.31 billion. The difference is $207.4 billion.

Who makes more per second, Mark Zuckerberg or Thomas Dundon?

Thomas Dundon makes more: about $0.48 per second versus −$124. Per day that's $41,308 vs −$10.69M.

How many times richer is Mark Zuckerberg than Thomas Dundon?

Mark Zuckerberg has about 91 times Thomas Dundon's net worth.