Last name Dobyn (Добин 
, Dobyn 
) , worldwide, is a rare cognomen. The surname Dobyn is habitual in Russia, where it is a rare surname, Belarus, where it is a very rare surname, and Australia. Much less frequently, Dobyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Добин | Russia, Belarus, Kazakhstan, Ukraine, Armenia |
| Dobyn | Australia, Thailand, United States |