Surname Haic (Haic 
) , in all the world, is a very rare last name. The family name Haic is habitual in Romania, where it is a rare surname, Croatia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Romania, the United States, and India. Likewise, Haic is the forename as well as the last name.