Surname スパン (Span 
, Spann 
, スパン 
) , in the entire world, is a common cognomen. The surname スパン is habitual in Slovenia, where it is quite a common surname, Trinidad and Tobago, and Austria, where it is quite a rare surname. In absolute terms, it is commonest in the United States, Germany, and Netherlands. Much less frequently, スパン is the forename as well as the last name.