Surname Ternak (Ternak 
) , around the globe, is a rare family name. The cognomen Ternak is characteristic of Hungary, where it is quite a rare surname, Indonesia, where it is a rare surname, and Argentina, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Indonesia, Hungary, and the United States. Very seldom, Ternak is the forename as well as the last name.