Last name بلاجيك (Blazek 
, Blažek , بلاجيك) , around the world, is a common surname. The cognomen بلاجيك is characteristic of Czechia, where it is quite a common surname, Slovakia, and Croatia. Not in comparison with a country's population, the name is most common in Czechia, the United States, and Slovakia. Very seldom, بلاجيك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Blažek, Blazek | United States, Slovakia, Croatia, Czechia, Germany |