Family name Баук (Bauk 
, Bauck 
, Баук 
) , around the world, is quite a rare cognomen. The surname Баук is characteristic of Southern Europe, particularly Montenegro, where it is quite a common surname, Croatia, where it is quite a rare surname, and Serbia. Not in comparison with a country's population, it is the most numerous in India, Indonesia, and Germany. Also, Баук is the forename as well as the last name.