Worldwide, Серьян (Serian 
, Серьян 
) is a rare epicene first name. The given name Серьян is characteristic of Tanzania, where it is a very rare girly name, Indonesia, where it is a very rare gender-neutral name, and Philippines. Measured by absolute frequency, it is the most numerous in Indonesia, India, and Tanzania. Also, Серьян is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Serian | Indonesia, Romania, Egypt, United States, Tanzania |
| Серьян | Russia, Ukraine |