Main country
United States
53 people
69.7% of total
Surname
Petroka
76 worldwide · 5 countries
76
Total population
5
Countries
1 in every 106,578,947
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
United States
53
69.7%
2
Czech Republic
10
13.2%
3
Argentina
6
7.9%
4
Lithuania
6
7.9%
5
Russia
1
1.3%
World distribution
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