Surname Rudauskas (Rudauskas 
) , worldwide, is a very rare cognomen. The cognomen Rudauskas is habitual in Lithuania, where it is quite a rare surname, Germany, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Lithuania, Germany, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Rudauskas | United Kingdom, Germany, United States, Lithuania |