In Croatia, Lanč families are Croats (from Nova Gradiska area ). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area).
Prevalence
Only a few people with faimily name Lanč live in Croatia today, in 6 households. They are located in only five naselja i to in Daruvar (<5), Zagreb (<5), Okucani in Nova Gradiska area (<5), Rogoza (<5), and in Vukovije in Daruvar area (<5).
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.