Main country
Poland
3,659 people
85.5% of total
Surname
Janczewski
4,282 worldwide · 19 countries
4,282
Total population
19
Countries
1 in every 1,891,639
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Poland
3,659
85.5%
2
United States
434
10.1%
3
France
75
1.8%
4
Germany
35
0.8%
5
England
17
0.4%
World distribution
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