Dorothy Ristow (nee Holmes) Passed away peacefully on May 12, 2013 at age 88. Predeceased by her husband Paul Ristow. Loving mother of Mark Ristow and his wife Jody, Bart Ristow and his wife Celia, Jody Gowanlock and her husband George, Tammy Ristow, Robin Underwood and her husband Mark. She will be sadly missed by her 10 grandchildren: Michael, Jessica, Courtney, Melissa, Brandon, Connor, Chloe, Carly, Claire and Brett, and 1 great grandchild, Blaise. A special thanks to all the staff at Lakeridge Health, in both Oshawa and Bowmanville, for the compassion and wonderful support provided to Dorothy. A private family service is planned. If desired, donations may be made to Lakeridge Health Foundation or Chronic Obstructive Pulmonary Disease Association. Arrangements entrusted to Armstrong Funeral Home, 124 King Street East, Oshawa. On line condolences made by made at www.Armstrongfuneralhome.net.