Last name Ylian (Ylian 
) , around the globe, is a very rare surname. The surname Ylian is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is a rare surname, Mexico, where it is a very rare surname, and Argentina, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Mexico, Venezuela, and China. Likewise, Ylian is the forename as well as the last name.