Surname Laganin (Laganin 
, Лаганин 
) , all around the world, is a rare cognomen. The surname Laganin is habitual in Southern Europe, particularly Bosnia and Herzegovina, where it is quite a common surname, Serbia, where it is quite a rare surname, and Croatia, where it is a very rare surname. In absolute terms, it most frequently occurs in Bosnia and Herzegovina, Serbia, and Russia. Much less frequently, Laganin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Laganin | Australia, United States, Bosnia and Herzegovina, Serbia, Germany |
| Лаганин | Russia |