Cognomen Yankauskaite (Yankauskaite 
, Янкаускайте 
) , across the world, is a very rare last name. The last name Yankauskaite is characteristic of Russia, where it is a very rare surname, Ukraine, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Yankauskaite | Russia |
| Янкаускайте | Kazakhstan, Russia, Ukraine |