Main country
Italy
2,666 people
58.3% of total
Surname
Riolo
4,571 worldwide · 29 countries
4,571
Total population
29
Countries
1 in every 1,772,041
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Italy
2,666
58.3%
2
United States
953
20.8%
3
Argentina
133
2.9%
4
Brazil
119
2.6%
5
Canada
113
2.5%
World distribution
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