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Globally, 吉根 (吉根 , Jigen , Guegan ) is quite a rare predominantly male, but scarcely girly first name. The forename 吉根 is characteristic of Japan, where it is a rare male name, China, where it is a rare predominantly boy's, but very infrequently female name, and France, where it is a very rare gender-neutral name. In absolute terms, the name is most common in China, India, and Japan. More frequently, 吉根 is the last name as well as the forename.
吉根 is also a name for the fictitious and mythical characters: .