Surname Wiha (Wiha 
) , across the world, is quite a rare family name. The surname Wiha is habitual in Ethiopia, where it is quite a rare surname, Morocco, where it is a rare surname, and New Zealand, where it is a very rare surname. In absolute terms, this name is the most popular in Ethiopia, Morocco, and Tanzania. Likewise, Wiha is the forename as well as the last name.