Throughout the world, Казимирас (Казимирас 
) is a very rare boy's forename. The first name Казимирас is characteristic of Eastern Europe, particularly Russia, where it is an extremely rare masculine name.
| VARIANT | COUNTRY |
|---|---|
| Казимирас | Russia, Ukraine |
| чепас, казимирас игнович (1940-1983), LT (b. 1940) |
|