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