Main country
United States
22,652 people
44.2% of total
Surname
Duff
51,286 worldwide · 111 countries
51,286
Total population
111
Countries
1 in every 157,938
Frequency
Rarity
Moderate
Dispersion
Global
Top countries
1
United States
22,652
44.2%
2
England
5,658
11%
3
Nigeria
5,294
10.3%
4
Australia
3,799
7.4%
5
Scotland
3,651
7.1%
World distribution
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