Cognomen Dzay (Dzay 
) , globally, is a rare last name. The cognomen Dzay is habitual in Iraq, where it is a rare surname, Mexico, and the United Kingdom, where it is an extremely rare surname. In absolute terms, it is commonest in Mexico, Iraq, and the United States.
Cruz, Carmen, Daniel, Lupita, Xambar, Mariano, Armando, Abraham, Beatriz, Roberto, Gonzalo, Lizbeth, Luciano, Abrahamz, Adelaida, Alejandra, Adolfo, Andres, Sirwan, Miguel, Rosa, Luis, Jose, Maria, Mario, Angel, Ahmed, Floricely, Paula, Jaime, Jorge, Jesus, Julio, Felix, Zaidy, Manuel, Pedro, and Hermenegildo