Miriam Adelson casino wealth and net worth

Born in Israel, Miriam Adelson started her career in medicine before becoming a businesswoman, philanthropist and one of the top 50 richest people in the world. With Miriam Adelson net worth estimated in the tens of billions, throughout her career, she supported the growth of a range of businesses, including the popular casino, entertainment and hospitality company, Las Vegas Sands.

Miriam Adelson was married to her husband, a famous billionaire, businessman, investor and casino magnate, Sheldon Adelson, until his passing in 2021. Besides ownership in Las Vegas Sands, Miriam Adelson has holdings in the Dallas Mavericks, the popular National Basketball Association (NBA) team. In addition, her family owns the Las Vegas Review-Journal, a trusted media outlet in Nevada offering news from the business, sports, gaming and entertainment industries.

Who is Miriam Adelson?

Despite her popularity across the globe and in the business vertical, many users wonder who is Miriam Adelson, what is her net worth and how she got rich. Born in Tel Aviv, Israel, Adelson holds a Bachelor of Science from the Hebrew University of Jerusalem, as well as a medical degree from Tel Aviv University Faculty of Medicine.

After serving in the army, something which was mandatory at the time, Miriam Adelson worked together with Mary Jeanne Kreek, who is popular for the creation of methadone therapy, for 20 years. In 1989, Miriam Adelson met Sheldon Adelson, the famous businessman, casino mogul, CEO of Las Vegas Sands and one of the major figures in the development of Las Vegas as a gaming and entertainment destination. A couple of years later, in 1991, the couple married and had two sons.

Two years later, in 1993, they opened a clinic in Israel that provided treatment for addictions to substances. Then, in 2000, Miriam Adelson and Sheldon Adelson opened another branch of the clinic, this time in Las Vegas, Nevada.

Miriam Adelson philanthropy and casino business ventures

Together with her husband Sheldon, Miriam Adelson founded The Adelson Foundations, which include the Adelson Medical Research Foundation and the Adelson Family Foundation. Operating as private charitable foundations, the organizations support Jewish and Israeli causes.

After the 2021 passing of Sheldon Adelson, who founded Las Vegas Sands, Miriam Adelson gained ownership of the leading gaming and entertainment company. Presently, Miriam Adelson is the majority owner in the publicly traded company.

Las Vegas Sands started from the Sands Hotel and Casino located on the Las Vegas Strip. Las Vegas Sands has a strong presence in Macau and Singapore, where it operates six luxury entertainment, hotel and casino properties.

While Las Vegas Sands was the owner of several Las Vegas Strip properties, including The Palazzo, The Venetian Resort and the Sands Expo and Convention Center, early in 2021, the company agreed to sell those venues. At the time, Las Vegas Sands confirmed a $6.25bn sale of its Las Vegas portfolio to Apollo Global Management and Vici Properties.

The milestone assets sale was closed in February 2022. While Las Vegas Sands doesn't currently have hotel or casino properties in Las Vegas, its headquarters remain in the city.

Marina Bay Sands, pictured above, is Las Vegas Sands' luxury integrated resort and casino property in Singapore. The company has five other integrated resorts in Macau.

Image credit: Pixabay.com

Miriam Adelson net worth

The answer of the question how did Miriam Adelson get rich is tied to a range of strategic decisions she took more than three decades ago. After Miriam Adelson married her husband, Sheldon Adelson, in 1991, she invested in his casino business. Then, after her husband's passing, gained full control over Las Vegas Sands, a move that continues to bring the Adelson family interest.

Financial analysts are often interested in what is Miriam Adelson net worth. According to data shared by Bloomberg, as of January 2026, Miriam Adelson net worth is an estimated $44.3bn. This positions her in the 43rd place in the Bloomberg Billionaires Index.

Considering the ongoing success of Las Vegas Sands' properties in Singapore and Macau, Miriam Adelson net worth is likely going to continue to increase. This ultimately positions her among the wealthiest women in the world, the top 50 wealthiest people in the world and the richest person in Nevada.

The Miriam Adelson Mavericks transaction

Late in 2023, Miriam Adelson entered into sports ownership with another strategic investment. On December 28, 2023, the NBA Board of Governors voted in favor of Miriam Adelson and Patrick Dumont's acquisition of a controlling stake in the Dallas Mavericks.

At the time of the announcement, Dumont, who assumed the role of governor of the Mavs, said: "We are honored to be the new majority owners of the Dallas Mavericks and part of the NBA family." Moreover, he pointed out: "We appreciate the faith the NBA and its Board of Governors have placed in us."

Adelson, together with her son-in-law, purchased the majority stake in the team from Mark Cuban. As a result, the Adelson and Dumont families jointly own a controlling share of 69% in the popular NBA team after a transaction valued at approximately $3.5bn.

According to data from Forbes, the Dallas Mavericks are valued at approximately $5.1bn as of October 2025. Undoubtedly, the Miriam Adelson Mavericks transaction is another testament to the entrepreneurial spirit and business acumen of Miriam Adelson. Equally as important, the multi-billion-dollar deal helped diversify the Adelson family's portfolio.

Miriam Adelson Medal of Freedom and political support

During U.S. presidential elections, the Miriam Adelson Trump connections gained significant public attention. For nearly two decades, Miriam Adelson has been among the largest donors of the Republican Party in the country and an avid financial supporter of Donald Trump.

In 2016, Miriam Adelson contributed to Trump's campaign. This donation ultimately played a major role in Trump's inauguration as President of the United States. Then, in 2024, the Miriam Adelson Trump alliance was strengthened after Adelson donated $100m, supporting Trump's candidacy for President. At the time, Miriam Adelson was the third-largest donor to Trump.

As one of the biggest supporters, she has donated more than $200m to support Trump's presidential bids. It is worth noting that late in 2025, President Donald Trump himself thanked Miriam Adelson for her support, explaining that his campaigns benefited directly and indirectly $250m. Miriam Adelson hinted at further potential support for another four-year term by President Trump and he responded jokingly by saying: "She said think about it, I'll give you another $250m."

The Miriam Adelson Medal of Freedom highlights her exceptional contributions to medical research, as well as philanthropy. President Donald Trump awarded Miriam Adelson the medal in 2018.

The Presidential Medal of Freedom, together with the Congressional Gold Medals, represents the highest civilian awards in the United States. Awarded by the President of the United States, the Presidential Medal of Freedom recognizes "a lifetime of significant achievements in the arts, public service, science, or other fields."

Miriam Adelson: a lasting legacy beyond the casino floor

In the global casino industry, the story of Miriam Adelson is one of success and inspiration. Throughout her career in the gambling sector, she helped grow Las Vegas Sands, a company she assumed control of following her husband's passing. To date, Las Vegas Sands is recognized for its leadership in Macau and Singapore.

But Miriam Adelson's business acumen and entrepreneurial spirit expand beyond the casino sector. Entering sports, politics and philanthropy, Miriam Adelson is recognized as one of the most powerful women across the globe.

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