Surname Пруст (Proust 
, Prust 
, Пруст 
) , in the entire world, is a common family name. The family name Пруст is characteristic of France, where it is quite a common surname, Albania, where it is a rare surname, and Australia. Measured by absolute frequency, it most frequently occurs in France, Brazil, and the United States. Much less frequently, Пруст is the forename as well as the last name.