Cognomen 西娜 (Sina 
, 西娜 
) , all over the world, is a common last name. The family name 西娜 is characteristic of Albania, where it is a common surname, Kosovo, where it is quite a common surname, and Algeria, where it is quite a rare surname. In absolute terms, it most frequently occurs in India, Indonesia, and Nigeria. Likewise, 西娜 is the forename as well as the last name.