In Croatia, Lunja families are predominantly Serbs, rarely Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Slatina area and in Slatina area.
Prevalence
About 30 people with faimily name Lunja live in Croatia today, in two households only. There were 10 of them in the middle of the past century, and their number tripled. They are located in two Croatian cities only, in Sesvete (<5) and Slatina (<5).
Outside Croatia
Family name Lunja (including: Lunia , Lunya and Lugna ) is present in 33 countries worldwide. "Lunia " is used by some 300 people in Nepal , about 100 in Thailand , and some 50 people in the United States.