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