In Croatia, Humbal families are Croats (from Djakovo ). In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo and Osijek.
Prevalence
About 20 people with faimily name Humbal live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number doubled. They are located in one Croatian city only, in Djakovo (15).
Outside Croatia
Family name Humbal (including: Thumbal , Humballi and Chaumbal ) is present in 7 countries on three continents.