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Mylene Demongeot Cause of Death, Age, Parents and Family

Author

Lucas Hayes

Updated on February 13, 2026

Mylene Demongeot Cause of Death, Age, Parents and Family – Mylene Demongeot co-starred with David Niven in Otto Preminger’s Bonjour Tristesse in the United States, and she appeared in several comedies in the United Kingdom, including It’s a Wonderful World and Upstairs and Downstairs.

Between 2013 and 2014, she was a columnist on Philippe Bouvard’s RTL radio show Les Grandes Têtes.

In 2017, ethologist and neurologist Boris Cyrulnik made her a Knight of the Légion d’Honneur, and the French Republic made her a Commander of the Ordre des Arts et de Lettres in 2007.

From 1968 until his death in 1999, she was married to director Marc Simenon. She lived in a Mayenne country house surrounded by animals. She was a member of the Association pour le droit de mourir en dignité’s honor committee.

She was the victim of a financial scam set up by her account manager, who stole €2 million from her and used it to make loans to a number of high-profile individuals, including Isabelle Adjani, Alexandre Arcady, and Samy Naceri. In June 2012, the case was handed over to the courts, and two banks were found guilty.

She was married twice. Her first marriage was to Henri Coste and they married in the year 1958, and got divorced in 1968. Her second husband was Marc Simenon, and they married in 1968, and divorced in 1999.

Some of her movies are 3 Mariages et un coup de foudre, Les mauvaises têtes, The Man Who Lived at the Ritz, Paulette, la pauvre petite milliardaire, Recherche dans l’intérêt des families, Les aventures du capitaine Luckner, Papa, maman, ma femme et moi, and I Don Giovanni della Costa Azzurra.

Mylene Demongeot Cause of Death

On December 1, 2022, she reportedly died of primary peritoneal cancer.

Serous surface papillary carcinoma, primary peritoneal carcinoma, extra-ovarian serous carcinoma, primary serous papillary carcinoma, and psammomacarcinoma are all names for primary peritoneal cancer or carcinoma.

It was previously classified as “carcinoma of unknown primary” (CUP). Primary peritoneal cancer (PPC) is a type of cancer that affects the cells that line the peritoneum, or abdominal cavity.

Serous carcinomas, which include ovarian serous carcinoma, uterine serous carcinoma, Fallopian tube serous carcinoma, cervical serous carcinoma, and primary peritoneal serous carcinoma, appear to be a single entity based on histomorphological and molecular biological characteristics.

Mylene Demongeot Age

She was born on September 29, 1935, making her 87 years old at the time of her death in 2022.

Mylene Demongeot Parents

She was born to Klaudia Trubnikova and Alfred Demongeot.

Mylene Demongeot Family

Alfred Jean Demongeot and Claudia Troubnikova gave birth to her in Nice, South France. Her half-brother, Leonid Ivantov, was born on December 17, 1925, in Kharbin (China), to her mother’s first marriage.