Daniel Defert

Daniel Defert
Defert in 2015
Born	(1937-09-10)10 September 1937 Avallon, France
Died	7 February 2023(2023-02-07) (aged 85) Paris, France
Alma mater	École normale supérieure de Saint-Cloud
Occupation	Sociologist
Partner	Michel Foucault

Daniel Defert (10 September 1937 – 7 February 2023) was a French sociologist and HIV/AIDS activist. Partner to the late Michel Foucault, Defert co-founded France's first AIDS advocacy group, AIDES, following Foucault's death from complications related to the disease. Defert was the heir to Foucault's estate.