Cognomen Saru (Saru 
, سارو 
, Sábado 
) , in all the world, is a common family name. The cognomen Saru is habitual in Nepal, where it is quite a common surname, Qatar, and United Arab Emirates, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in Nepal, India, and Indonesia. Likewise, Saru is the forename as well as the last name.