In the world, Sily (Sily 
) is a rare unisex forename. The first name Sily is characteristic of Saudi Arabia, where it is a rare male name, Algeria, where it is a very rare feminine name, and France, where it is a very rare unisex name. In absolute terms, it is commonest in India, Algeria, and Indonesia. Likewise, Sily is the last name as well as the forename.