Family name Sveikauskas (Sveikauskas 
) , all around the world, is a rare cognomen. The surname Sveikauskas is characteristic of Lithuania, where it is quite a rare surname, Estonia, where it is a rare surname, and Argentina, where it is an extremely rare surname. Measured by absolute frequency, it is commonest in Lithuania, Estonia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Sveikauskas | Spain, United States, United Kingdom, Lithuania, Estonia |