Who was Dorothy Marie Stone? All about Sharon Stone's late mother as she dies at 91

Dorothy Marie Stone, the mother of Law & Order: Special Victims Unit star Sharon Stone, has passed away. The news was shared by Sharon in an Instagram post on Monday, July 21, 2025.

Although Sharon shared the news on Monday, the obituary for Dorothy, published in the Montana newspaper Daily Inter Lake, reveals that she died on March 26, 2025. Dorothy was 91 at the time of her death.

Dorothy is survived by her daughter, Sharon, and her two other children, Kelly and Michael, her son, Michael, and son-in-law Bruce Singer, as well as several grandchildren, according to The New York Post.

More about Sharon's mother, Dorothy Stone

In an Instagram post, Sharon shared the news of the passing of her mother. She wrote:

''My hilarious, complex mother died. A product of the last depression, let’s NOT do this again. 🇺🇸 Let’s protect and care.''

Dorothy's obituary reveals that she passed away peacefully in the presence of her family and close friends. She was born in Franklin, Pennsylvania, and was married to Joseph Stone in 1950. They remained married for nearly 60 years. Joseph then passed away in 2009.

She worked as a bookkeeper in a company founded by her husband, Aggressive Forge. In a 2021 career retrospective at the Zurich Film Festival, Sharon described a little about her mother parents style and called it ''tough.'' She recalled asking Dorothy, “‘Why [do] you never let me lean on you?, to which she replied saying: ''Because I taught you to stand on your two goddamn feet,'' as per People.

Her obituary also states that Dorothy was called ''Dot'' by her friends and was known for her sense of humor, gardening, music taste, and socializing.

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As the news of Dorothy's passing was shared, Sharon's millions of followers flooded with support and condolences. Before her mother, Sharon had lost her younger brother, Patrick Stone, to a heart attack in 2023.

Dorothy's memorial event will happen sometime during the summer months in Montana.

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