Main country
Belgium
44 people
81.5% of total
Surname
Bierna
54 worldwide · 5 countries
54
Total population
5
Countries
1 in every 150,000,000
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Belgium
44
81.5%
2
Poland
4
7.4%
3
France
3
5.6%
4
United States
2
3.7%
5
Indonesia
1
1.9%
World distribution
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