Family name Uschak (Uschak 
) , globally, is a very rare cognomen. The family name Uschak is habitual in New Zealand, where it is a very rare surname, the United States, and Canada, where it is an extremely rare surname.
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