Irish: variant of Dugan 2 a shortened Anglicized form of Gaelic Ó Duibhginn ‘descendant of Duibhgeann’ a byname from dubh ‘black’ + ceann ‘head chief’.
Source: Dictionary of American Family Names 2nd edition, 2022
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Where is the Deegan family from?
You can see how Deegan families moved over time by selecting different census years. The Deegan family name was found in the USA, the UK, Canada, and Scotland between 1840 and 1920. The most Deegan families were found in USA in 1880. In 1911 there were 31 Deegan families living in Ontario. This was about 45% of all the recorded Deegan's in Canada. Ontario had the highest population of Deegan families in 1911.
Use census records and voter lists to see where families with the Deegan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
In 1921, Farmer and Stenographer were the top reported jobs for men and women in the Canada named Deegan. 43% of Deegan men worked as a Farmer and 100% of Deegan women worked as a Stenographer. .
Between 1944 and 2004, in the United States, Deegan life expectancy was at its lowest point in 1944, and highest in 2004. The average life expectancy for Deegan in 1944 was 27, and 83 in 2004.