Family name Ваничек (Vanicek 
, Ваничек 
) , throughout the world, is quite a rare last name. The family name Ваничек is habitual in Czechia, where it is quite a common surname, Austria, where it is quite a rare surname, and Singapore, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Czechia, the United States, and Austria.