Surname 성철 (성철 
, Seongcheol 
, Sung-Chul ) , in the entire world, is a rare cognomen. The surname 성철 is habitual in South Korea, where it is a rare surname, China, where it is an extremely rare surname, and Canada. Much more prevalently, 성철 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 성철 | South Korea |
| Seongcheol | Canada, South Korea, China, United States |
| Sung-Chul | South Korea, Canada, United States |
| Seong-Cheol | South Korea, United States |