Cognomen Kashmin (Kashmin 
, Кашмин 
) , in all the world, is a rare family name. The last name Kashmin is habitual in Russia, where it is a very rare surname, Kazakhstan, and Israel. Measured by absolute frequency, it is commonest in Russia, India, and Kazakhstan. More prevalently, Kashmin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kashmin | Israel, India, United States, New Zealand, Russia |
| Кашмин | Russia, Kazakhstan |