Main country
Poland
1,126 people
81.8% of total
Surname
Kostera
1,377 worldwide · 20 countries
1,377
Total population
20
Countries
1 in every 5,882,353
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Poland
1,126
81.8%
2
United States
86
6.2%
3
Czech Republic
53
3.8%
4
Germany
36
2.6%
5
Australia
23
1.7%
World distribution
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