Main country
United States
182 people
67.4% of total
Surname
Siercks
270 worldwide · 3 countries
270
Total population
3
Countries
1 in every 30,000,000
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
United States
182
67.4%
2
Germany
81
30%
3
Switzerland
7
2.6%
World distribution
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