Family name Цвірка (Цвірка 
, Cvirka 
) , all over the world, is a rare surname. The family name Цвірка is habitual in Lithuania, where it is quite a rare surname, Germany, where it is an extremely rare surname, and Canada. In absolute terms, it is commonest in Lithuania, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Цвірка | Ukraine |
| Cvirka | Germany, Lithuania, United Kingdom, United States, Brazil |
| уладзімір цвірка BY (b. 1928) |
|