Surname Gemanaru (Gemanaru 
) , around the world, is a rare last name. The family name Gemanaru is characteristic of Romania, where it is quite a rare surname, Italy, where it is a very rare surname, and Canada, where it is an extremely rare surname. In absolute terms, it is the most numerous in Romania, Italy, and the United States. Much less frequently, Gemanaru is the forename as well as the last name.