In the entire world, Sedlak (Sedlak 
, Sedlák 
, Седлак 
) is a very rare masculine forename. The first name Sedlak is characteristic of Romania, where it is a rare boy's name, Czechia, and China, where it is an extremely rare masculine name. More frequently, Sedlak is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sedlak | Germany, Czechia, United States, Poland, Slovakia |
| Sedlák | Germany, Czechia, Hungary, United States, Slovakia |
| Седлак | Kazakhstan, Russia, Ukraine |
| wenzel sedlak CZ (b. 1776) |
|
|
| lech sedlak researcher |
|
|
| kata sedlak SK (b. 1978) |
|