Family name ศิวิไล (Sivilay 
, ศิวิไล , Sivilai 
) , in the world, is a common last name. The cognomen ศิวิไล is habitual in Laos, where it is a common surname, Thailand, where it is quite a rare surname, and France, where it is a rare surname. In absolute terms, it most frequently occurs in Laos, Thailand, and the United States. Likewise, ศิวิไล is the forename as well as the last name.