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Where is the Riach family from?
You can see how Riach families moved over time by selecting different census years. The Riach family name was found in the USA, the UK, Canada, and Scotland between 1841 and 1920. The most Riach families were found in and Scotland in 1841. In 1911 there were 21 Riach families living in Ontario. This was about 47% of all the recorded Riach's in Canada. Ontario had the highest population of Riach families in 1911.
Use census records and voter lists to see where families with the Riach surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Between 1963 and 2004, in the United States, Riach life expectancy was at its lowest point in 1966, and highest in 1984. The average life expectancy for Riach in 1963 was 70, and 74 in 2004.