In Croatia, Flider families are Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
Only a few people with faimily name Flider live in Croatia today, in five households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Zagreb (<10).
Outside Croatia
Family name Flider is present in 18 countries worldwide. The family name "Flider " is used by some 70 people in the United States and small number in Israel. "Flieder " is used by some 200 people in Germany , about 100 in the United States , and some 70 people in Japan.