Across the world, Ercegovic (Ercegovic 
) is an extremely rare unknown gender first name. Much more frequently, Ercegovic is the last name as well as the forename.
Mr, Ivan, Igor, Maria, Marin, Mario, Marko, Milka, Misko, Sarah, Sasha, Stipe, Allen, Anita, Boris, Bruno, Karen, Karlo, Kayla, Pablo, Pabla, Paola, Veni, Hugo, Elsa, Nela, Ana, Deb, Eva, Ivo, Mark, Maja, Meri, Mira, Sasa, Alen, Petra, Ante, Dean, Duje, Lara, Lola, Luka, Jose, Juan, Jure, Nina, Nino, Paul, and Denis