Across the world, Dufay (Dufay 
, 杜菲 
) is a rare dominantly girly, but uncommonly boy's given name. The forename Dufay is characteristic of Colombia, where it is a rare principally girly, but very infrequently male name, and China, where it is an extremely rare female name. More frequently, Dufay is the last name as well as the forename.