Main country
United States
18 people
40% of total
Surname
Birkenstein
45 worldwide · 5 countries
45
Total population
5
Countries
1 in every 180,000,000
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
United States
18
40%
2
Brazil
12
26.7%
3
Germany
8
17.8%
4
England
6
13.3%
5
Switzerland
1
2.2%
World distribution
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