Main country
Slovakia
73 people
28.3% of total
Surname
Calko
258 worldwide · 20 countries
258
Total population
20
Countries
1 in every 31,395,349
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Slovakia
73
28.3%
2
Latvia
64
24.8%
3
United States
55
21.3%
4
England
13
5%
5
Poland
10
3.9%
World distribution
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