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