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Where is the Donellan family from?
You can see how Donellan families moved over time by selecting different census years. The Donellan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Donellan families were found in USA in 1920. In 1891 there were 4 Donellan families living in Lancashire. This was about 20% of all the recorded Donellan's in United Kingdom. Lancashire had the highest population of Donellan families in 1891.
Use census records and voter lists to see where families with the Donellan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Between 1961 and 2003, in the United States, Donellan life expectancy was at its lowest point in 1990, and highest in 1972. The average life expectancy for Donellan in 1961 was 57, and 64 in 2003.