All around the world, グイン (Guinn 
, グイン ) is a rare largely masculine, but infrequently feminine given name. The first name グイン is habitual in Israel, where it is a rare primarily male, but very seldom feminine name, the United States, where it is a very rare largely masculine, but seldom girly name, and China, where it is an extremely rare masculine name. Much more prevalently, グイン is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Guinn | Canada, Papua New Guinea, Japan, United Kingdom, United States |
| グイン | Japan |