Main country
Bolivia
1,631 people
97.5% of total
Surname
Jancko
1,672 worldwide · 7 countries
1,672
Total population
7
Countries
1 in every 4,844,498
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Bolivia
1,631
97.5%
2
Argentina
16
1%
3
United States
15
0.9%
4
Brazil
5
0.3%
5
Slovakia
3
0.2%
World distribution
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