In Croatia, Hampl families are Croats (from Pleternica ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Pozega.
Prevalence
About 10 people with faimily name Hampl live in Croatia today, in 7 households. There were 20 of them in the middle of the past century, and their number halved. They are located in only five naselja i to in Zagreb (<10), Pleternica (<5), Varazdin (<5), Gornji Kucan (<5), and in Frkljevci (<5).
Outside Croatia
Family name Hampl is present in 23 countries worldwide. The family name "Hampl " is used by some 2000 people in Czech Republic , about 1000 in Germany , and some 200 people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.