In Croatia, Celio-Cega families are Croats (from Virovitica ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
About 20 people with faimily name Celio-Cega live in Croatia today, in 11 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, threee cities and two other places, mostly in Zagreb (20), Virovitica (<5), Split (<5), Klis in Solin area (<5), and in Rogoznica in Trogir area (<5).
Outside Croatia
Family name Celio-Cega is present in this form only in Croatia.
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.