Place of Birth: Havre, Montana, U.S.
Date of Birth: August 21, 1956
*English, possibly other (father)
Jon Tester is an American politician. A member of the Democratic Party, he has been a U.S. Senator from Montana, since January 3, 2007. He was previously President of the Montana Senate, from January 3, 2005 to January 3, 2007, among other duties.
Jon is the son of Helen Marie (Pearson) and David Orson Tester. He is married to Sharla Bitz, with whom he has two children.
Jon’s paternal grandfather was Vernon Raymond Tester. Vernon was born in Utah, and was adopted by English parents, Charles Cyrus Tester and Mary Ann Rawlings, who were immigrants to the U.S. He was found on their doorstep as a newborn. Charles was born in Nutley, East Sussex, the son of George Tester and Emma Feldwick. Mary Ann was born in Upton Noble, Somerset.
Jon’s paternal grandmother was Caroline Hannah Worthington (the daughter of Orson Henry Worthington and Sarah Selina Holmes). Caroline was born in Utah, to English parents. Orson was born in Corley, Warwick, the son of Henry Worthington and Mary J. Ison. Sarah was born in Bitchfield, Lincolnshire, the daughter of John Holmes, Sr. and Mary Rayson.
Jon’s maternal grandfather was Fred Arnfred Pearson (the son of Jens Pearson and Betsy Anderson). Fred was born in North Dakota, to Swedish parents.
Jon’s maternal grandmother was Christine Persson (the daughter of Anders Persson and Kerstin Hansson). Christine was born in Sweden.
Sources: Genealogy of Jon Tester – http://freepages.rootsweb.com
Genealogy of Jon Tester (focusing on his father’s side) – https://www.geni.com