In Croatia, Ivinović families are generally Croats (from Nova Gradiska area ), barely Bosniaks, and . In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and Zagreb.
Prevalence
About 50 people with faimily name Ivinović live in Croatia today, in 20 households. There were 40 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 12 cities and 6 other places, mostly in Stupno (10), Zagreb (<10), Lekenik in Petrinja area (<10), Cakovec (<5), and in Porec (<5).
Outside Croatia
Family name Ivinović (including: Ivinovic , Ivinovich ) is present in three countries.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.