Surname Zigen (子根 
, 自根 , Zigen 
) , around the world, is a rare cognomen. The last name Zigen is characteristic of China, where it is a very rare surname, Indonesia, and Germany, where it is an extremely rare surname. In absolute terms, this name is the most popular in China, Indonesia, and India. More prevalently, Zigen is the forename as well as the last name.