Family name Czulak (Czulak 
) , throughout the world, is a rare cognomen. The last name Czulak is characteristic of Poland, where it is quite a rare surname, Hungary, where it is a rare surname, and Norway, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Poland, the United States, and Hungary. Also, Czulak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Czulak | United Kingdom, Poland, Germany, United States, Hungary |
|
karol czulak Major of the Polish Army, PL (b. 1893) |
|
|
wincenty czulak master sergeant of the Polish Army, PL (b. 1896) |
|
| stanisław czulak Polish association football player (1900-1974), PL (b. 1900) |
|
|
| józef karol czulak (1915-1985) bacteriologist and cheese technologist (b. 1915) |
|
|
| wilhelm czulak PL (b. 1912) |
|
|
|
agnieszka czulak Polish singer, PL (b. 1976) |
|
| adam czulak Polish pianist, PL (b. 1970) |
|
|
| joanna czulak researcher (ORCID 0000-0003-0100-8541) |
|