Family name 辛恩 (Sinn 
, 辛恩 
) , in all the world, is a common cognomen. The cognomen 辛恩 is habitual in Myanmar, where it is quite a rare surname, Germany, and Malaysia. Measured by absolute frequency, this name is the most popular in Germany, the United States, and Myanmar. Much less frequently, 辛恩 is the forename as well as the last name.