Main country
Italy
657 people
58.4% of total
Surname
Pierno
1,125 worldwide · 13 countries
1,125
Total population
13
Countries
1 in every 7,200,000
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Italy
657
58.4%
2
United States
353
31.4%
3
Brazil
58
5.2%
4
Canada
23
2%
5
Germany
17
1.5%
World distribution
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