Across the world, Sivir (Sivir 
) is a very rare gender-neutral first name. The forename Sivir is characteristic of Southern Asia, particularly India, where it is an extremely rare epicene name. Very seldom, Sivir is the last name as well as the forename.
Sivir is also a name for the fictitious and mythical characters: Sivir , the playable character from the game League of Legends.