Cognomen Antoncic (Antoncic 
) , all over the world, is a rare last name. The surname Antoncic is habitual in Slovenia, where it is quite a common surname, Croatia, where it is a rare surname, and New Zealand, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Slovenia, the United States, and France.
Mr, James, Jorge, Joyce, Tammy, Norma, Evita, Heidi, Ivana, Zoran, Martin, Marcos, Mateja, Silvia, Sergio, Steven, Andrej, Claire, Kailyn, Polona, Robert, Reenie, Lydia, Donato, Drago, Bryan, Ms, Ana, Jim, Tea, Mark, Alex, Anja, Cory, Rich, Ruth, Geri, Josh, John, Joze, Juan, Marko, Mitya, Anais, Anton, Celia, Bruno, Peter, and Gaston