Tatiana Santo Domingo Biography: Husband, Age, Net Worth, Children, Height, Parents, Siblings
Tatiana Santo Domingo is a Colombian-American socialite, sustainable fashion designer, and member of Monaco’s royal family.
She first attracted public attention as an heir to one of Colombia’s wealthiest dynasties, but soon established her own reputation by launching Muzungu Sisters, an ethical fashion brand, in 2011.
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Marrying Andrea Casiraghi, grandson of Grace Kelly and fourth in line to the Monégasque throne, brought her global visibility—not for glamour alone but for her dedication to artisanal craftsmanship and discreet public engagement.
Profile
- Full name: Tatiana Santo Domingo Rechulski Casiraghi
- Date of birth: November 24, 1983
- Age: 42 years old
- Gender: Female
- Place of birth: New York City, U.S.
- State of origin: New York
- Nationality: American (relinquished 2010), Colombian, Monégasque
- Profession: Socialite, heiress, fashion designer
- Eye color: Green
- Hair color: Blonde
- Parents: Julio Mario Santo Domingo Jr. and Vera Rechulski
- Siblings: Julio Mario Santo Domingo III and Veronica Santo Domingo
- Spouse: Andrea Casiraghi (m. August 31, 2013 civil; February 1, 2014 religious)
- Children: Alexandre Andrea Stefano “Sasha” Casiraghi; India Julia Casiraghi; Maximilian Rainier Casiraghi
- Relationship status: Married
- Religion: Roman Catholic (inferred)
- Ethnicity: Colombian, Brazilian, Polish descent
- Net worth: $500 million
Early Life and Education
Tatiana Santo Domingo (42 years old) was born on November 24, 1983, in New York City and raised between Geneva and Paris.
The daughter of billionaire heir Julio Mario Santo Domingo Jr. and Brazilian socialite Vera Rechulski, she attended the International School of Geneva and later Institut Le Rosey and Lycée Fontainebleau.
She earned a BFA in Visual Communications (Photography) from American University in London in 2005 and completed postgraduate studies in Art History at The New School for Liberal Arts in New York.
Personal Life
Beginning her relationship with Andrea Casiraghi in 2005, Tatiana and Andrea became engaged in July 2012.
Their son Alexandre (“Sasha”) was born March 21, 2013; they married civilly on August 31, 2013, at the Prince’s Palace of Monaco and religiously on February 1, 2014, in Gstaad.
Their daughter India Julia arrived April 12, 2015, and son Maximilian Rainier in April 2018.
The family resides mainly between London and Switzerland.
Career
Tatiana interned at Vanity Fair in New York and worked at Aeffe (Alberta Ferretti’s fashion label) before launching Muzungu Sisters in 2011 with Dana Alikhani.
The brand specializes in ethically sourced, hand‑crafted artisanal fashion, working with communities worldwide in fair‑trade collaborations.
Muzungu Sisters has attracted praise for its commitment to sustainability and artisan support and has showcased pop‑ups in cities such as New York, Monaco, and Beirut.
Awards
- Named to Vanity Fair’s International Best-Dressed List Hall of Fame – 2010
- One of The Business of Fashion’s “500 Most Influential People in Fashion” – 2017
- Fashion Group International Philanthropist of the Year – 2019
Net worth
Tatiana Santo Domingo’s personal fortune is estimated at around $500 million, based on her 5% stake in the Santo Domingo family holding company, inheritance from her grandfather’s brewery empire, and earnings from Muzungu Sisters.
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