Main country
Poland
137 people
81.1% of total
Surname
Gruszko
169 worldwide · 7 countries
169
Total population
7
Countries
1 in every 47,928,994
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
Poland
137
81.1%
2
Argentina
16
9.5%
3
Canada
7
4.1%
4
United States
6
3.6%
5
Brazil
1
0.6%
World distribution
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