Surname 宪喆 (宪喆 
) , in the entire world, is a very rare cognomen. The family name 宪喆 is characteristic of Eastern Asia, particularly China, where it is an extremely rare surname. More prevalently, 宪喆 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 宪喆 | China |