In Croatia, Rukljić families are Croats (from Varazdin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin area and in Varazdin. In Petrijanec in Varazdin area every seventieth inhabitant had the family name Rukljić.
Prevalence
About 30 people with faimily name Rukljić live in Croatia today, in 10 households. There were 10 of them in the middle of the past century, and their number tripled. They are located in two Croatian counties, threee cities and another small place , mostly in Petrijanec in Varazdin area (15), Varazdin (<10), Lepoglava (<5), and in Zagreb (<5).
Outside Croatia
Family name Rukljić is present in this form only in Croatia.
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.