Main country
England
54 people
37.2% of total
Surname
Rioch
145 worldwide · 6 countries
145
Total population
6
Countries
1 in every 55,862,069
Frequency
Rarity
Rare
Dispersion
Local
Top countries
1
England
54
37.2%
2
United States
52
35.9%
3
Scotland
21
14.5%
4
Canada
16
11%
5
Ireland
1
0.7%
World distribution
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