Cognomen Kozlovic (Kozlovic 
) , across the world, is a rare surname. The cognomen Kozlovic is habitual in Southern Europe, particularly Slovenia, where it is quite a rare surname, Serbia, and Croatia, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Slovenia, Serbia, and Canada.
Mr, Mateja, Suzana, Alenka, Andrea, Gaetan, George, Gloria, Tamara, Franco, Matthew, Silvana, Stephen, Adeline, Barbara, Richard, Dolores, Gilmara, Teressa, Kathleen, Ethan, Jamie, Léna, Laura, Ms, Ros, Jan, Anna, Anja, Rose, Lori, John, Erik, Ljiljana, Enej, Maria, Marko, Milan, Aaron, Carol, Roman, Dario, Doris, Goran, Ivan, and Jennifer