Globally, Uschak (Uschak 
) is an extremely rare unknown gender first name. Much more prevalently, Uschak is the last name as well as the forename.
Ann, Joseph, Thomas, Nicole, Hannah, Matthew, Michael, Stephen, Pamela, Barbara, Justina, Justyna, Michelle, Annmarie, Nicholas, Stephanie, Gabrielle, Jeffrey, Carrie, Terry, James, Joe, Mary, Mike, Adam, Beth, Paul, Rita, Dean, John, Jeff, Judy, Maria, Sarah, Steve, Katie, Roman, David, Elizabeth, and Christopher