John Grayken

John Grayken (#509)

Global Rank #509

Country Rank #3

Country Ireland

John Grayken is listed among the world billionaires tracked by Iconic Billionaires.

$ 8 B
Private equity
Ireland
M
70 Years

Snapshot

Quick Facts

Global Rank #509

Country Rank #3

Net Worth $7.5B

Previous Worth $7.5B

Worth Change +$0.0B

Country Ireland

Industry Private equity

Age 70 Years

Gender M

Worth As Of May 4, 2026

Residence London, United Kingdom

Citizenship Ireland

World Billionaires List Ireland Billionaires Private equity

Profile Data

Personal Stats

Age 69

Source Of Wealth Private equity, Self Made

Residence London, United Kingdom

Citizenship Ireland

Marital Status Married

Children 4

Education Master of Business Administration, Harvard Business School; Bachelor of Arts/Science, University of Pennsylvania

Net Worth Change +$0.0B +0.0% from previous worth

Previous Net Worth $7.5B

Current Net Worth $7.5B

Worth as of May 4, 2026

About Me

John Grayken is the founder and owner of Lone Star Funds, a private equity firm based in Dallas, Texas, that focuses on corporate equity, real estate, credit, and other financial assets. Since 1995, Grayken has raised 25 funds with approximately $95 billion in committed capital. The assets Lone Star buys are managed by Hudson Advisors, a firm based in Dallas that Grayken owns with over 800 employees and more than $260 billion in cumulative assets managed. Grayken is from a suburb south of Boston, but he renounced his U.S. citizenship for tax purposes in the 1990s and took Irish citizenship.

Achievements

Forbes List Highlights

A snapshot of the list placements and rankings connected to John Grayken.

#509

Billionaires (2026)

Insights

Did You Know?

He bought Boston's most expensive condo for $33 million in 2016.

While attending the University of Pennsylvania, Grayken played on the ice hockey team as a defenseman.

Wealth Growth

Net Worth Growth Over Time

Tracking John Grayken's net worth journey over the years, highlighting key growth phases and financial milestones.

Worth Trend Net Worth Growth

Period Change Worth Movement

Current Net Worth: $7.5B (May 4, 2026)