Worldwide, 叔瑜 (叔瑜 
) is a very rare male forename. The first name 叔瑜 is characteristic of Eastern Asia, particularly China, where it is an extremely rare male name. Much less frequently, 叔瑜 is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| 叔瑜 | China |