When Alvin M. Williamson was born on 25 September 1833, in Middlebury, Addison, Vermont, United States, his father, Abraham Lewis Williamson, was 27 and his mother, Orinda Oneida Parks, was 21. He married Julia A. Powell on 24 March 1861, in Middlebury, Addison, Vermont, United States. He lived in Cornwall, Addison, Vermont, United States in 1880. He died on 26 February 1888, in Middlebury, Addison, Vermont, United States, at the age of 54, and was buried in Middlebury Cemetery, Middlebury, Addison, Vermont, United States.
English (Northern) and Scottish: from the Middle English personal name William + patronymic -son ‘son of William’. This surname is also found in Northern Ireland (Ulster), especially in Antrim.
Americanized form of Norwegian, Danish, and North German Wilhelmsen , Swedish Wilhelmsson, or Dutch and North German Willemsen , all cognates of 1.
History: This surname was brought to North America from northern England and northern Ireland independently by numerous different bearers from the 17th century onward. Timothy Williamson is recorded in Plymouth Colony in 1643.