Cognomen Модлин (Modline 
, Modlin 
, Modlyn 
) , worldwide, is quite a rare surname. The cognomen Модлин is characteristic of the United States, where it is a rare surname, Israel, and New Zealand. Measured by absolute frequency, it is commonest in the United States, Nigeria, and Russia. Very seldom, Модлин is the forename as well as the last name.
| 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 |