Family name Баах (Baah 
, Баах 
, Baax 
) , in the world, is a common last name. The surname Баах is habitual in Ghana, where it is a common surname, Qatar, where it is a rare surname, and Libya. Measured by absolute frequency, this name is the most popular in Ghana, the United States, and the United Kingdom. Very seldom, Баах is the forename as well as the last name.