Worldwide, Семьин (Semin 
, Semine 
, Семьин 
) is quite a rare unisex first name. The given name Семьин is characteristic of Bosnia and Herzegovina, where it is quite a rare male name, Indonesia, where it is a rare unisex name, and Croatia, where it is a rare masculine name. Measured by absolute frequency, this name is the most popular in Indonesia, India, and Bosnia and Herzegovina. Likewise, Семьин is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Semin | Bosnia and Herzegovina, Philippines, Indonesia, Russia, South Korea |
| Semine | Philippines, United States, Malaysia, India, Russia |
| Семьин | Ukraine, Russia |
| Semyin | Russia |