Main country
England
10,803 people
27% of total
Surname
Callaghan
39,998 worldwide · 88 countries
39,998
Total population
88
Countries
1 in every 202,510
Frequency
Rarity
Moderate
Dispersion
Global
Top countries
1
England
10,803
27%
2
United States
9,191
23%
3
Australia
5,582
14%
4
Ireland
4,657
11.6%
5
Canada
3,060
7.7%
World distribution
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