Family name Видар (Vidar 
, Viðar 
, Видар 
) , worldwide, is quite a rare surname. The family name Видар is habitual in Iceland, where it is quite a common surname, Norway, where it is quite a rare surname, and Philippines, where it is a rare surname. Measured by absolute frequency, the name is most common in Philippines, Norway, and India. More prevalently, Видар is the forename as well as the last name.