Worldwide, 繁桐 (繁桐 
) is a very rare unisex given name. The forename 繁桐 is habitual in Eastern Asia, particularly China, where it is an extremely rare gender-neutral name. Much less frequently, 繁桐 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 繁桐 | China |