Main country
United States
13,123 people
40.1% of total
Surname
Hennessy
32,690 worldwide · 87 countries
32,690
Total population
87
Countries
1 in every 247,782
Frequency
Rarity
Moderate
Dispersion
Global
Top countries
1
United States
13,123
40.1%
2
Ireland
7,601
23.3%
3
Australia
4,226
12.9%
4
England
4,158
12.7%
5
Canada
1,521
4.7%
World distribution
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