Miriam Adelson Net Worth

Miriam Adelson has an estimated net worth of $31.1 billion, according to Forbes Real-Time Billionaires, Miriam Adelson profile (figures as of October 20, 2026). That is down from a peak of $38.2 billion.

Miriam Adelson is an Israeli-American physician, businesswoman, and philanthropist. She built her early career in medicine, with a focus on addiction treatment and research. In 1986, she went to Rockefeller University as an associate physician specializing in drug addiction. She later worked with Sheldon Adelson on treatment clinics, including a first branch in Israel in 1993 and a second location in Las Vegas in 2000. She also became publisher of Israel Hayom in 2018.

Her wealth and business profile grew after Sheldon Adelson died in 2021. She then became the owner of Las Vegas Sands, the casino company he founded. Forbes says she and her family own more than half of the New York Stock Exchange-listed company, which operates casinos in Singapore and Macao. In 2022, Las Vegas Sands sold the Venetian Resort and the Sands Expo and Convention Center for $6.25 billion. She also bought a majority stake in the Dallas Mavericks from Mark Cuban in 2023.

How Miriam Adelson built her fortune

Most of Miriam Adelson's wealth comes from her family's controlling stake in Las Vegas Sands. Forbes says she and her family own more than half of the gambling company. That business has casinos in Singapore and Macao, giving her a large position in the gambling and casino industry. She became the owner after Sheldon Adelson died in 2021, and she continues to run the company with her family while holding other major assets.

Her career did not start in casinos. She trained as a medical doctor and focused on addiction. In 1993, she and Sheldon Adelson opened the first branch of the Adelson Clinic in Israel, then opened a Las Vegas location in 2000. Forbes also notes the Sheldon G. Adelson Research Clinic in Las Vegas, which treats people for opioid use disorder. Beyond Las Vegas Sands, her holdings include a majority stake in the Dallas Mavericks, purchased in 2023.

Forbes net worth timeline

Forbes has tracked large swings in Miriam Adelson's fortune in recent years. It estimated her wealth at $38.2 billion in 2021, then $27.5 billion in 2022. The estimate moved back up to $35 billion in 2023, then edged down to $32 billion in 2024. Forbes later put her at $32.1 billion in 2025 and $37.5 billion in 2026 on its World's Billionaires List, showing how much the value can move over time.

One clear money event in that period was the 2022 sale of Las Vegas Sands' Strip assets. Forbes notes that the company sold the Venetian Resort and the Sands Expo and Convention Center to Apollo Global and Vici Properties for $6.25 billion. Another notable move came in 2023, when Adelson bought a majority stake in the Dallas Mavericks. As of October 20, 2026, Forbes' real-time tracker estimated her net worth at $31.1 billion.