Across the world, Wangu (Wangu 
) is a rare gender-neutral given name. The first name Wangu is characteristic of Sub-Saharan Africa, particularly Botswana, where it is quite a rare gender-neutral name, Kenya, where it is a rare female name, and Tanzania, where it is a rare gender-neutral name. More frequently, Wangu is the last name as well as the forename.