Main country
Papua New Guinea
15 people
48.4% of total
Surname
Koau
31 worldwide · 4 countries
31
Total population
4
Countries
1 in every 261,290,323
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Papua New Guinea
15
48.4%
2
South Africa
11
35.5%
3
Nauru
4
12.9%
4
Nigeria
1
3.2%
World distribution
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