In all the world, Demu (Demu 
, 德木 ) is quite a common unisex forename. The given name Demu is characteristic of Ethiopia, where it is quite a rare epicene name, Nigeria, where it is a rare gender-neutral name, and Indonesia. In absolute terms, it is commonest in Ethiopia, China, and India. Much less frequently, Demu is the last name as well as the forename.