Cognomen Ceponkus (Ceponkus 
) , globally, is a very rare family name. The cognomen Ceponkus is habitual in Lithuania, where it is quite a rare surname, Canada, where it is a very rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ceponkus | Canada, Lithuania, United States |
| justinas ceponkus researcher |
|