Cognomen Лейтин (Leitin 
, Лейтин 
) , all over the world, is a very rare last name. The cognomen Лейтин is characteristic of Kyrgyzstan, where it is a very rare surname, Russia, where it is an extremely rare surname, and the United Kingdom. Much less frequently, Лейтин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Leitin | Brazil, Russia, United Kingdom, United States, India |
| Лейтин | Kyrgyzstan, Russia |