Cognomen Staponkus (Staponkus 
) , all around the world, is a rare surname. The cognomen Staponkus is characteristic of Lithuania, where it is quite a rare surname, the United Kingdom, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Staponkus | United Kingdom, Ukraine, Lithuania, United States |
| antanas staponkus LT (b. 1940) |
|
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| deividas staponkus Lithuanian singer and university teacher, LT (b. 1976) |
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