In Croatia, Sejdini families are generally Albanians (from Opatija area ), very rarely Macedonians (from Novi Vinodolski ).
Prevalence
About 30 people with faimily name Sejdini live in Croatia today, in 10 households. They are only located in in 6 Croatian cities and four other places, mostly in Lovran in Opatija area (15), Samobor (10), Biograd na moru (<10), Crikvenica (<5), and in Bregana (<5).
Outside Croatia
Family name Sejdini is present in 13 countries on two continents. The family name "Sejdini " is used by some 800 people in Albania , about 50 in Italy , and small number of people in the United States.