Irish: from O'Banaghan or O'Bannaghan Anglicized forms of Gaelic Ó Beannacháin ‘descendant of Beannachán’ a byname from a diminutive of beannach ‘peaked’.
Source: Dictionary of American Family Names 2nd edition, 2022
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Where is the Banahan family from?
You can see how Banahan families moved over time by selecting different census years. The Banahan family name was found in the USA, the UK, Canada, and Scotland between 1871 and 1920. The most Banahan families were found in USA in 1920. In 1880 there were 10 Banahan families living in Missouri. This was about 14% of all the recorded Banahan's in USA. Missouri had the highest population of Banahan families in 1880.
Use census records and voter lists to see where families with the Banahan surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
In 1940, Clerk and Maid were the top reported jobs for men and women in the USA named Banahan. 27% of Banahan men worked as a Clerk and 25% of Banahan women worked as a Maid. Some less common occupations for Americans named Banahan were Salesman and Cook. .
Between 1946 and 2003, in the United States, Banahan life expectancy was at its lowest point in 1948, and highest in 1986. The average life expectancy for Banahan in 1946 was 51, and 81 in 2003.