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Surname 일환 (Ilhwan
, 일환
, Il-Hwan
) , around the globe, is a rare family name. The family name 일환 is characteristic of South Korea, where it is a rare surname, Thailand, where it is an extremely rare surname, and China. More prevalently, 일환 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ilhwan | South Korea, Thailand, United States, Japan, China |
| 일환 | South Korea |
| Il-Hwan | United States |