Visitation will begin at 9 a.m. Friday, Dec. 10, at the funeral home with the family present to greet friends from 5-8 p.m.
Survivors include his sons: David (Barbara) Graen, Champlin, Minn., Donald (Diana) Graen, Sioux Falls, and Daniel (Beverly) Graen, Sioux Falls; six grandchildren; four great-grandchildren; and brothers: Jack (Karol) Graen, Storm Lake, Ia. and Noel (Joan) Graen, Finksburg, Md.
Bob was preceded in death by his wife, Alma "Wiese" Graen; his parents, Robert and Rose (Brinkert) Graen; infant brother, Donald; and sister, Marilyn Jaycox.
A complete obituary and online registry is available at www.georgeboom.com