Americanized form (and a rare Swedish variant) of Swedish Rasmusson . Americanized form of Danish Norwegian and North German Rasmussen a cognate of 1 above.
Source: Dictionary of American Family Names 2nd edition, 2022
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Where is the Rasmuson family from?
You can see how Rasmuson families moved over time by selecting different census years. The Rasmuson family name was found in the USA, the UK, Canada, and Scotland between 1851 and 1920. The most Rasmuson families were found in USA in 1880. In 1911 there were 21 Rasmuson families living in Alberta. This was about 39% of all the recorded Rasmuson's in Canada. Alberta had the highest population of Rasmuson families in 1911.
Use census records and voter lists to see where families with the Rasmuson surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.
Between 1965 and 2004, in the United States, Rasmuson life expectancy was at its lowest point in 1989, and highest in 1985. The average life expectancy for Rasmuson in 1965 was 76, and 87 in 2004.