Čoga families are Croats and they are mostly from Sibenik. In the past century, relatively most of Croatian residents bearing this family name were born in Sibenik and Zagreb.
Prevalence
About 70 people with faimily name Čoga live in Croatia today, in 30 households. There were 50 of them in the middle of the past century, and their number increased by 40 percent. They are located in four Croatian counties, threee cities and threee other places, mostly in Zaton (50), Zagreb (20), Funtana in Rovinj area (<10), Sibenik (<10), and in Murter on the Island of Murter (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.