Family name Grepa (Grepa 
) , in all the world, is a rare last name. The last name Grepa is characteristic of Malaysia, where it is a rare surname, Nicaragua, where it is a very rare surname, and Peru, where it is an extremely rare surname. Not in comparison with a country's population, it is the most numerous in Malaysia, Brazil, and Peru. Very seldom, Grepa is the forename as well as the last name.