Cognomen רוטרו (Rotaru 
, Rotrou 
, רוטרו 
) , around the world, is a common family name. The cognomen רוטרו is habitual in Moldova, where it is a common surname, Romania, and Cyprus, where it is quite a rare surname. Not in comparison with a country's population, it is commonest in Romania, Moldova, and Italy. Very seldom, רוטרו is the forename as well as the last name.