Gertraud "Traudl" Engelhorn-Vechiatto (née Vechiatto; 19 January 1927 – 22 September 2022) was an Austrian socialite, billionaire heiress and philanthropist. In 2022, Forbes estimated her net worth at $4.2 billion.

Early life and education Vechiatto was born 19 January 1927 in Vienna, Austria, into an affluent family of Venetian descent. Her grandfather, Josef Vechiatto, was a manufacturer who owned silk dyeing works and was also a benefactor of the Technologische Gewerbemuseum (an technical engineering school) as well as Volkstheater, Vienna. She studied to ultimately becoming a publishers bookseller and lecturer.

Personal life In 1955, Vechiatto married German-born Peter Engelhorn (1924–1991), a son of Rudolf Conrad Engelhorn and Lotte Engelhorn (née Clemm), and one of the principal heirs of BASF. They had four daughters:

Angelika Engelhorn (born 1956), married Milos Ariane Engelhorn (born 1957), married Binder Alissa Engelhorn (born 1959), married Gerlich Sonia Engelhorn (born 1962), had one daughter, Marlene Engelhorn.

Engelhorn passed away 22 September 2022 in Switzerland. She was a resident of Lausanne on Lake Geneva.

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