Esther Grether

Esther Grether
Born
Esther Kast

4 April 1936
Basel, Switzerland
Died (aged 89)
Basel, Switzerland
OccupationsChair, Doetsch Grether Group
Known forArt collector
Spouse
Hans Grether
​
(died 1975)​
Children2

Esther Grether (nee Kast, 4 April 1936 – 27 August 2025) was a Swiss art collector and businesswoman. In August 2025, Forbes estimated her net worth at US$2.3 billion.

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