e is survived by her two children, Karen Knigge (James) of Windom; JoAnn Ray (Daryl) of Windom; four grandchildren, Sarah Lundquist (Trent) of Otsego; Matt Knigge (Maleah) of Windom; Scott Ray of Minneapolis; Megan Knigge of Willmar; one brother, Dr. James Klaassen (Loni) of Windom; one sister, Lenora (Bud) Muller of Windom; and several nieces and nephews. She is preceded in death by her parents; husband, Robert L Koep; grandson, Jeffrey Knigge; two sisters, Lila Welton and Delores Cole.