Main country
Tanzania
51,900 people
78% of total
Surname
Cosmas
66,503 worldwide · 48 countries
66,503
Total population
48
Countries
1 in every 121,799
Frequency
Rarity
Moderate
Dispersion
Regional
Top countries
1
Tanzania
51,900
78%
2
Malawi
6,292
9.5%
3
Nigeria
3,798
5.7%
4
Kenya
1,981
3%
5
Ghana
760
1.1%
World distribution
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