Surname Mikuckas (Mikuckas 
) , worldwide, is a rare last name. The surname Mikuckas is characteristic of Lithuania, where it is quite a rare surname, Germany, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Mikuckas | Germany, Lithuania, United States |
| justinas mikuckas LT (b. 1912) |
|