Mary Margaret Klein was born April 19, 1925 to Joseph and Virginia (Beam) Blum in Aurora County. She grew up in Aurora County, graduated from Plankinton High School in 1943, and then graduated from Wessington Springs College and Dakota Wesleyan University. She taught school in Aurora County and in Illinois for five years and in Stickney from 1961-1987. She married Lloyd D. Klein November 14, 1947.
She was a member of First Reformed Church, Hannah Circle, American Legion Auxiliary, VFW Auxiliary and Moose Lodge.
She is survived by her husband Lloyd, three daughters: Sheryl (Tom) Miller of Sioux Falls; Debra (Harold) Isakson of Grand Junction, CO; Kristi (Alan) Zwach of Peachtree City, GA; nine grandchildren: Ryan (Marna) Miller, Jared (Amy) Miller, Michael (Jennifer) Miller, Chelsey (Eric) Dockter, Chad (fiancé, Misty Eickhoff) Isakson, Aaron (Jennifer) Isakson, Amber (fiancé, Jordan Alegria) Isakson, Kaylee and Michael Zwach, twelve great grandchildren, one sister, Alyce Ann ( Roger) Newkirk of Union, IL; one brother, LeRoy (Linda) Blum of Belvidere, IL and numerous nieces and nephews.
She was preceded in death by her parents, two sisters: Marcella Decker, Josephine Welch, five nephews and one grand nephew.