Surname Umsinai (Умсинай 
, Umsinai) , across the world, is an extremely rare cognomen. The last name Umsinai is habitual in Central Asia, particularly Kyrgyzstan, where it is a very rare surname. Much more frequently, Umsinai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Умсинай | Russia, Kazakhstan, Kyrgyzstan |