Richest billionaires in Maryland

Stacker compiled the richest billionaires in Maryland using data from Forbes. Net worth is as of March 13, 2026.

The first billionaire is generally considered to be John D. Rockefeller in 1916, though some argue it was Henry Ford in 1925. Fast-forward over 100 years and there are now around 3,000 billionaires around the world. Read on to see which billionaires live in your area and the richest across the country.

Richest billionaires in Maryland

#11. Kevin Plank
- Net worth: $1.1 billion
- Source: Under Armour
- Industry: Fashion & Retail
- Lives in: Lutherville-Timonium, Maryland

#10. Joel Glazer
- Net worth: $2.0 billion
- Source: Manchester United, Tampa Bay Buccaneers
- Industry: Sports
- Lives in: Bethesda, Maryland

#9. Anthony Casalena
- Net worth: $2.1 billion
- Source: Software
- Industry: Technology
- Lives in: Monkton, Maryland

#8. Bernard Saul II & family
- Net worth: $2.7 billion
- Source: Banking, real estate
- Industry: Finance & Investments
- Lives in: Chevy Chase, Maryland

#7. Keith Dunleavy & family
- Net worth: $3.4 billion
- Source: Health IT, Investments
- Industry: Healthcare
- Lives in: Annapolis, Maryland

#6. Mitchell Rales
- Net worth: $3.8 billion
- Source: Manufacturing, investments
- Industry: Manufacturing
- Lives in: Potomac, Maryland

#5. Theodore Leonsis
- Net worth: $3.9 billion
- Source: Sports teams
- Industry: Sports
- Lives in: Potomac, Maryland

#4. Jim Davis
- Net worth: $4.0 billion
- Source: Staffing & recruiting
- Industry: Service
- Lives in: Cockeysville, Maryland

#3. David Rubenstein
- Net worth: $4.1 billion
- Source: Private equity
- Industry: Finance & Investments
- Lives in: Bethesda, Maryland

#2. Dan Snyder
- Net worth: $4.7 billion
- Source: Washington Commanders
- Industry: Sports
- Lives in: Potomac, Maryland

#1. Annette Lerner & family
- Net worth: $5.8 billion
- Source: Real estate
- Industry: Real Estate
- Lives in: Chevy Chase, Maryland

Richest billionaires in the U.S.

#10. Rob Walton & family
- Net worth: $144.4 billion
- Source: Walmart
- Industry: Fashion & Retail
- Lives in: Bentonville, Arkansas

#9. Michael Dell
- Net worth: $141.6 billion
- Source: Dell Technologies
- Industry: Technology
- Lives in: Austin, Texas

#8. Warren Buffett
- Net worth: $145.4 billion
- Source: Berkshire Hathaway
- Industry: Finance & Investments
- Lives in: Omaha, Nebraska

#7. Jensen Huang
- Net worth: $156.5 billion
- Source: Semiconductors
- Industry: Technology
- Lives in: Los Altos, California

#6. Larry Ellison
- Net worth: $200.1 billion
- Source: Oracle
- Industry: Technology
- Lives in: Manalapan, Florida

#5. Mark Zuckerberg
- Net worth: $209.5 billion
- Source: Facebook
- Industry: Technology
- Lives in: Palo Alto, California

#4. Jeff Bezos
- Net worth: $220.5 billion
- Source: Amazon
- Industry: Technology
- Lives in: Miami, Florida

#3. Sergey Brin
- Net worth: $229.1 billion
- Source: Google
- Industry: Technology
- Lives in: Los Altos, California

#2. Larry Page
- Net worth: $248.2 billion
- Source: Google
- Industry: Technology
- Lives in: Palo Alto, California

#1. Elon Musk
- Net worth: $832.2 billion
- Source: Tesla, SpaceX
- Industry: Technology
- Lives in: Austin, Texas