Mathilde Favier was a French fashion designer who worked as a PR manager at Dior Couture. Favier, aged 57, died in a car accident on August 17, 2026, in Airvault, western France; her boyfriend, Nicolas Altmayer, was with her at the time.
Mathilde Favier Biography
| Full Name | Mathilde Favier |
| Nickname | Mathilde Favier |
| Profession | Fashion designer |
| Date of Birth | Year 1969 |
| Age | 57 years old (at the time of his death in August 2026) |
| Birth Place | Paris, France |
| Nationality | Franch |
| School | Institut de I’Assomption |
| College | Not attended |
| Education Qualification | Likely high school graduation |
| Gender | Female |
| Zodiac Sign | Not known |
| Ethnicity | Franch |
| Religion | Christianity |
| Date of Death | 17 August 2026 |
| Death Place | In western France |
| Cause of Death | In a head-on car accident |
Mathilde Favier Age
Mathilde Favier was born in 1969 in Paris, France. She was 57 years old at the time of her death in August 2026.
Mathilde Favier Husband | Boyfriend
| Marital Status | Divorced |
| Affairs/Boyfriend | Nicolas Altmayer (long-time partner) |
| Spouse/Husband | Olivier Mayer (ex-husband) |
| Children | Son – Carlo Agostinellie Daughter – Heloise Agostinellie |
Mathilde Favier Family
| Father’s Name | Bruno Favier |
| Mother’s Name | Francoise Defour |
| Brother’s Name | None |
| Sister’s Name | Victoire de Castellane (half-sister) Pauline Favier-Henin (younger) |
Career
| Dior PR Lead | She directed celebrity and public relations for Dior for over 13 years |
| Past Roles | Worked at Glamour and Femina Magazines, before handling PR at Prada |
| Author (books) | Mathide a Paris and Living Beautifully in Paris |
| Philanthropy | Founded a charity aimed at restoring self-confidence to individuals fighting cancer |
Mathilde Favier Height And Weight
| Height (Approx) | In centimeters – 170 cm In meters – 1.70 m In feet & inches – 5’7” |
| Weight (Approx) | In kilograms – 60 kg In pounds – 131 lbs |
| Eye Colour | Brown |
| Hair Colour | Blonde |
Mathilde Favier Net Worth
French fashion designer Mathilde Favier had an estimated net worth between $1million and $5 million at the time of his death in August 2026. She built her wealth through her decades of work in the fashion industry.
| Net Worth (Approx) | $1 million to $5 million (at the time of his death in August 2026) |
| Real Estate | Not known |
| Income sources | Work with luxury brands, shows, etc. |
Some Interesting Facts About Mathilde Favier
- Mathilde Favier was born and raised in Paris, France, to Bruno and Françoise Favier.
- She attended the Institut de l’Assomption in the stylish 16th arrondissement of Paris.
- After high school, she cut short her education and began working at Glamour magazine.
- Her uncle, Gilles Dufour, served as Karl Lagerfeld’s right-hand man at the prestigious Parisian fashion house, Chanel.
- She worked for around 13 years with Dior before joining Prada.
- Her name has become synonymous with elegance, taste, and deep appreciation for the art of fashion.
- Mathilde Favier was previously married to Oliver Mayer.
- At the time of her death, she was in a long-term relationship with Nicolas Altmayer.
- She had two children, Heloise and Carlo, with her ex-husband Robert Agostinelli.
- She passed away at the age of 57 in a head-on car accident in western France.
- Her long-time partner, film producer Nicolas Altmayer, also died in this accident on 17 August 2026.
FAQ:
How old was Mathilde Favier?
57 Years old (at the time of death)
What was Mathilde Favier’s net worth?
At the time of his death, Mathilde Favier’s net worth was around $1 million to $5 million.
What happened to Mathilde Favier?
Mathilde Favier died on 17 August 2026 in a car accident.
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