Globally, Haydak (Haydak 
) is an extremely rare unknown gender first name. Much more prevalently, Haydak is the last name as well as the forename.
Ma, Marlene, Matthew, Melanie, Michael, Michele, Candice, Dorothy, Douglas, Gregory, Tabatha, Frances, William, Kristina, Jonathan, Stephanie, Christian, Christine, Vickie, Gisela, George, Robert, Dot, Mary, Mike, Doug, Greg, Jane, John, Noha, Brittiney, Maria, Susan, Clara, James, Jason, Tyler, Monica, Sandra, Steven, Marie, and Geraldine