Family name Вайтонис (Вайтонис 
, Vaitonis 
) , across the world, is a rare surname. The cognomen Вайтонис is characteristic of Northern Europe, particularly Lithuania, where it is quite a rare surname, Latvia, where it is a rare surname, and Denmark, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Lithuania, Russia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Вайтонис | Russia, Belarus |
| Vaitonis | Germany, United States, Latvia, Canada, Lithuania |
| повилас вайтонис Lithuanian chess player, LT (b. 1911) |
|