Across the world, Дюмулен (Dumoulin 
, Дюмулен 
) is a very rare unisex forename. The forename Дюмулен is habitual in Belgium, where it is a rare masculine name, France, where it is a very rare gender-neutral name, and China, where it is an extremely rare masculine name. Much more frequently, Дюмулен is the last name as well as the forename.