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