Cognomen 岸宸 (岸宸 
) , around the globe, is a very rare last name. The last name 岸宸 is habitual in Eastern Asia, particularly China, where it is an extremely rare surname. More frequently, 岸宸 is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| 岸宸 | China |