Main country
Poland
5,003 people
91.6% of total
Surname
Ostaszewski
5,464 worldwide · 17 countries
5,464
Total population
17
Countries
1 in every 1,482,430
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Poland
5,003
91.6%
2
United States
345
6.3%
3
Canada
37
0.7%
4
Brazil
23
0.4%
5
Germany
17
0.3%
World distribution
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