Main country
Finland
4,478 people
85.1% of total
Surname
Koistinen
5,259 worldwide · 21 countries
5,259
Total population
21
Countries
1 in every 1,540,217
Frequency
Rarity
Rare
Dispersion
Regional
Top countries
1
Finland
4,478
85.1%
2
United States
449
8.5%
3
Sweden
170
3.2%
4
Estonia
61
1.2%
5
Canada
38
0.7%
World distribution
Loading map...