Last name Baltuška (Baltuška 
) , in all the world, is a very rare cognomen. The surname Baltuška is characteristic of Northern Europe, particularly Lithuania, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Baltuška | Lithuania |
| justinas baltuška (b. 1871) |
|
|
|
raimundas saulius baltuška Lithuanian university teacher (1937-2016), LT (b. 1937) |
|
| andrius baltuška Lithuanian physicist, LT (b. 1971) |
|