Family name Vaha (Vaha
, Ваха
) , in all the world, is quite a rare last name. The surname Vaha is habitual in Estonia, where it is quite a rare surname, Finland, and Switzerland, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in India, Finland, and Ukraine. More prevalently, Vaha is the forename as well as the last name.