Last name Бирзниекс (Бирзниекс 
) , globally, is a very rare family name. The cognomen Бирзниекс is habitual in Eastern Europe, particularly Russia, where it is an extremely rare surname, and Ukraine.
| VARIANT | COUNTRY |
|---|---|
| Бирзниекс | Russia, Ukraine |
| бирзниекс, алфредс Latvian politician (1889-1942), LV (b. 1889) |
|
|
| бирзниекс, янис Latvian politician (1895-1955), LV (b. 1895) |
|