Last name Kowak (Kowak 
) , all around the world, is a very rare cognomen. The last name Kowak is habitual in New Zealand, where it is a very rare surname, Germany, where it is an extremely rare surname, and Canada. In absolute terms, it is commonest in the United States, Germany, and New Zealand. More frequently, Kowak is the forename as well as the last name.