Surname 维隆 (Weilong 
, 维隆 , Vellone 
) , throughout the world, is quite a rare cognomen. The last name 维隆 is characteristic of Italy, where it is quite a rare surname, Singapore, where it is a rare surname, and Switzerland. In absolute terms, it is commonest in Italy, China, and the United States. More frequently, 维隆 is the forename as well as the last name.