Throughout the world, Hulder (Hulder 
, Hylja 
) is a very rare dominantly feminine, but uncommonly male first name. The forename Hulder is habitual in Tanzania, where it is a very rare feminine name, Peru, where it is a very rare largely masculine, but uncommonly girly name, and Nigeria, where it is an extremely rare female name. Also, Hulder is the last name as well as the forename.