In Croatia, Šelja families are almost entirely Croats (from Osijek area ), very rarely Hungarians (also from Osijek area ). In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and in Mursko Sredisce area.
Prevalence
About 30 people with faimily name Šelja live in Croatia today, in 8 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, threee cities and threee other places, mostly in Bregana (<10), Veliki Potocec (<10), Bilje in Osijek area (<10), Otok (<5), and in Podturen in Mursko Sredisce area (<5).