Mrčela families are Croats and they are mostly from Drnis area (Koprno). In the past century, relatively most of Croatian residents bearing this family name were born in Sibenik and in Drnis area. In Koprno in Drnis area every second inhabitant had the family name Mrčela.
Prevalence
About 460 people with faimily name Mrčela live in Croatia today, in 200 households. There were 290 of them in the middle of the past century, and their number increased by 60 percent. They are located in the most of Croatian counties, in 23 cities and 28 other places, mostly in Split (135), Sibenik (85), Zagreb (35), Knin (25), and in Naklice (20).
Outside Croatia
Family name Mrčela is present in 7 countries on three continents. The family name "Mrcela " is used by small number of people in Austria and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 2007 in source Encyclopaedia of Croatian Surnames.