Surname Sorin (Sorin , Сорін , 索林 , along with others...) , globally, is a common cognomen. The family name Sorin is habitual in Romania, where it is a common surname, Reunion, where it is quite a common surname, and Moldova, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Romania, France, and Japan. More frequently, Sorin is the forename as well as the last name.