In Croatia, Frohlich families are generally Croats (from Osijek ), very rarely Jews (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Osijek.
Prevalence
About 10 people with faimily name Frohlich live in Croatia today, in 9 households. They are located in only five naselja i to in Zagreb (<10), Tenja (<5), Sesvete (<5), Virovitica (<5), and in Sapjane in Opatija area (<5).
Outside Croatia
Family name Frohlich is present in 52 countries worldwide. The family name "Frohlich " is used by some 20000 people in Germany , about 7000 in Brazil , and some 3000 people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.