Main country
United States
172 people
41.1% of total
Surname
Koscak
418 worldwide · 22 countries
418
Total population
22
Countries
1 in every 19,377,990
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
United States
172
41.1%
2
Brazil
64
15.3%
3
Slovakia
47
11.2%
4
Canada
35
8.4%
5
Australia
16
3.8%
World distribution
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