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What does the name Allen mean?

The Allen surname is believed to be patronymic, referring to those who are the son or descendant of Alan or Allen (a common forename from the Norman era). Allen is a mostly English and Scottish surname, with Celtic roots. It can sometimes refer to someone who is from or near an Allen (green plain) or the river Allen, of which there are several.

The earliest occurrence of the Allen surname in our family history documents is from 1395, and we currently have 4,274,160 records where Allen appears.

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