Last name Мадэй (Madej 
, Мадэй 
) , around the world, is a common surname. The surname Мадэй is characteristic of Eastern Europe, particularly Poland, where it is quite a common surname, Slovakia, where it is quite a rare surname, and Czechia. In absolute terms, it most frequently occurs in Poland, the United States, and Germany. Likewise, Мадэй is the forename as well as the last name.