Objectives: In this communication, we wish to remember the important historical role played by Marcel Proust's father, the now mostly forgotten Achille-Adrien Proust (1834-1903).
Study design and methods: His career, scientific interests and, above all, his brilliant intuitions and suggestions in the fight against cholera in the 19th century are recalled.
Results and conclusions: His role in the promotion of a globally effective vision of public hygiene and health is stressed as a bright example for modern physicians fighting contemporary epidemics.
Keywords: Proust; history of medicine; hygiene; pandemic emergency; public health; tradition.