Main country
Tanzania
90 people
66.2% of total
Surname
Challenge
136 worldwide · 9 countries
136
Total population
9
Countries
1 in every 59,558,824
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Tanzania
90
66.2%
2
Iran
27
19.9%
3
Afghanistan
12
8.8%
4
Uganda
2
1.5%
5
France
1
0.7%
World distribution
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