In all the world, Dulke (Dulke 
) is an extremely rare masculine given name. Much more frequently, Dulke is the last name as well as the forename.
Mr, Marcus, Monika, Analia, Astrid, Rudite, Daniel, Valdas, Michael, Alfredo, Arturas, Carolyn, Barbara, Philipp, Rebekah, Douglas, Teodoro, Esteban, Egidijus, Michelle, Martin, Mindaugas, Marius, Jimmy, Ms, Sue, Jim, Mark, Bebe, Paul, Lina, Luis, Jose, Tara, Tuan, Matas, Sarah, Kayla, Darya, Greta, Linas, Jacob, James, Irene, and Alexandra