Family name Kasack (Казак 
, Kasack 
) , in the world, is a common surname. The cognomen Kasack is habitual in Eastern Europe, particularly Belarus, where it is quite a common surname, Ukraine, where it is quite a rare surname, and Russia. Much less frequently, Kasack is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Казак | Kazakhstan, Russia, Belarus, Moldova, Ukraine |
| Kasack | Germany, Brazil, United States |
|
hermann kasack German writer, DE (b. 1896) |
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| maria kasack (b. 1896) |
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| wolfgang kasack German writer, DE (b. 1927) |
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| renate kasack (b. 1924) |
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Mr, Joseph, Joanna, Jeremy, Thomas, Elaine, Wesley, Yvonne, Melanie, Michael, Carisa, Susanne, Barbara, Katrina, Randall, Richard, Tabatha, Samantha, Kimberly, Nicholas, Sebastian, Andreas, Angela, Sherry, Helio, Ms, Bud, Lea, Andy, Dora, Jane, Judy, Todd, Nick, Evan, Vera, Maria, Sarah, Scott, Allen, Bruce, Peter, Randy, James, Jamie, Terry, Christina, and Christopher