Injić families are Croats and they are mostly from middle Bosnia. In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Travnik area).
Prevalence
About 90 people with faimily name Injić live in Croatia today, in 30 households. They are located in the most of Croatian counties, in 17 cities and 12 other places, mostly in Delnice (25), Ivanic-Grad (15), Donja Dobra in Vrbovsko area (<10), Vodice (<10), and in Skrad in Delnice area (<10).
Outside Croatia
Family name Injić (including: Injic , Ignich ) is present in 6 countries on two continents. The family name "Injic " is used by some 50 people in Canada and small number in the United States. "Ignich " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.