Main country
United States
17 people
85% of total
Surname
Ollsen
20 worldwide · 4 countries
20
Total population
4
Countries
1 in every 405,000,000
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
United States
17
85%
2
Australia
1
5%
3
Russia
1
5%
4
Sweden
1
5%
World distribution
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