Cognomen Vaitukaitis (Vaitukaitis 
) , all over the world, is a very rare family name. The family name Vaitukaitis is characteristic of Lithuania, where it is quite a rare surname, Russia, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Vaitukaitis | Russia, United Kingdom, Lithuania, United States |
|
judith vaitukaitis Reproductive neuroendocrinologist (1940-2018), US (b. 1940) |
|
| kęstutis vaitukaitis Lithuanian politician, LT (b. 1958) |
|