Faflja families are Croats and they are mostly from the Island of Rab. In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Rab and in Rijeka. Na otoku Rabu every eightieth inhabitant had the family name Faflja.
Prevalence
About 90 people with faimily name Faflja live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number tripled. They are located in threee Croatian counties and 7 other places, mostly in Palit on the Island of Rab (55), Kosi in Rijeka area (15), Banjol on the Island of Rab (10), Veli Losinj on the Island of Losinj (<10), and in Rijeka (<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.