Cognomen Ivacic (Ivacic 
) , globally, is a rare last name. The cognomen Ivacic is characteristic of Southern Europe, particularly Slovenia, where it is quite a common surname, Serbia, where it is quite a rare surname, and Croatia, where it is a rare surname. In absolute terms, this name is the most popular in Slovenia, Serbia, and the United States.
Mr, Janet, James, Tjasa, Hrvoj, Zoran, Martin, Mateja, Matjaz, Milada, Sandra, Cheryl, Ronald, Donald, Drazen, Joseph, Jerome, Natasa, Matthew, Michael, Andreas, Katelyn, Damir, David, Debra, Pinky, Ms, Amy, Don, Jin, Matt, Maja, Kyle, Ryan, Lynn, John, Phillip, Eric, Ivan, Igor, Marcy, Sanja, Anita, Carol, Karen, Katie, Kelly, Petar, Erin, and Deborah