Worldwide, Модлин (Modline 
, Modlin 
, Modlyn 
) is a rare mostly feminine, but seldom masculine given name. The forename Модлин is characteristic of the Dominican Republic, where it is a rare unisex name, and Nigeria, where it is a very rare feminine name. More frequently, Модлин is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Modline | South Africa, Nigeria, Dominican Republic, United States, Brazil |
| Modlin | Indonesia, United Kingdom, South Africa, Nigeria, United States |
| Modlyn | United Kingdom, South Africa, Nicaragua, Philippines, Nigeria |
| Модлин | Russia |