Effie L. Larson was born 1 September 1897 in Murdock, Minnesota, United States to Jonas August Larson (1856-1934) and Augusta Amelia Carlson (1874-1947) and died 10 March 1985 at Northridge Care Center in New Hope, Minnesota, United States of Organic Brain Syndrome. She married George Olaf Olson (1893-1972) . Ancestors are from Sweden.
|Offspring of George Olson and Effie Larson (1897-1985)|
|Lorimer G. Olson (1921)|| |
|Wendell Luverne Olson (1923)||16 October 1923 Milaca, Minnesota, United States|| Ione Anna Meyer (1923-2010)|
|Elaine Dorothy Olson (1926-1990)||18 November 1926 Borgholm Township, Minnesota, United States||24 February 1990 Minneapolis, Minnesota, United States|| |
|Robert A. Olson (c1930)|| |
|George Olson (c1931)|