Last name 利彦 (Liyan 
, 利彦 ) , worldwide, is quite a rare surname. The last name 利彦 is characteristic of Sri Lanka, where it is quite a rare surname, Singapore, where it is a rare surname, and Malaysia. In absolute terms, the name is most common in Indonesia, China, and Sri Lanka. More frequently, 利彦 is the forename as well as the last name.