Kelčec families are Croats and they are mostly from Ivanic-Grad area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Ivanic-Grad area.
Prevalence
About 150 people with faimily name Kelčec live in Croatia today, in 60 households. There were 250 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 7 Croatian counties, in 9 cities and 12 other places, mostly in Zagreb (45), Planina Donja (30), Kasina (20), Sesvete (10), and in Novoselec in Ivanic-Grad area (<10).
Outside Croatia
Family name Kelčec is present in five countries on two continents. The family name "Kelcec " is used by small number of people in the United States and small number in Germany.
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.