Last name スマル (Sumar 
, Smal 
, スマル) , globally, is a common surname. The cognomen スマル is habitual in Bosnia and Herzegovina, where it is quite a common surname, Serbia, where it is quite a rare surname, and Belgium. Measured by absolute frequency, the name is most common in India, Indonesia, and Kenya. Much less frequently, スマル is the forename as well as the last name.