Family name Blazejovsky (Blazejovsky 
) , all over the world, is a rare last name. The cognomen Blazejovsky is habitual in Hungary, where it is quite a rare surname, Czechia, where it is a rare surname, and Germany, where it is a very rare surname. Measured by absolute frequency, the name is most common in Hungary, Czechia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Blazejovsky | Germany, Hungary, Czechia, United States |
| blazejovsky lászló ice hockey player (1910-), HU (b. 1910) |
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| maria blazejovsky Austrian illustrator, AT (b. 1945) |
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