Main country
United States
911 people
49.9% of total
Surname
Sienko
1,827 worldwide · 27 countries
1,827
Total population
27
Countries
1 in every 4,433,498
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
United States
911
49.9%
2
Poland
461
25.2%
3
Russia
164
9%
4
Ukraine
63
3.4%
5
England
61
3.3%
World distribution
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