Main country
Italy
402 people
93.3% of total
Surname
Birtolo
431 worldwide · 3 countries
431
Total population
3
Countries
1 in every 18,793,503
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Italy
402
93.3%
2
United States
28
6.5%
3
Netherlands
1
0.2%
World distribution
Loading map...