Caribou - Diane M. Walker-Ketch, 80, passed away Thursday, March 28, 2019 at Borderview in Van Buren. Diane was born in Caribou, May 13, 1938 to Wilmer and Gertrude (Dumond) Todd and was raised with her five siblings on the family farm on the Presque Isle Road. She was a graduate of Caribou High School and held many office and administrative jobs; most recently in family businesses, throughout her life. Diane’s favorite title, besides “Mom,” was being called “Nanny” by her beloved grandchildren and great grandchildren. Nanny was loved immensely and will be treasured forever! Diane is survived by her husband, Max Ketch; her children, Lori (Gary)Moir, Scott Walker (Beth), Carla Martin(Dave), and Sam Walker(Jaime Owens). Grandchildren Marcus(Anissa)Moir, Amber(Caleb)Greenleaf, Teddy and Bekah Walker, Noel and Olivia Martin, Trista, Sammy and Gavin Walker. Great grandchildren, Skye, Lyric, Claire and Nova. Sisters, Marylou Gregory, Patty Mazzaglia, and brother, Fred Todd. Many nieces, nephews and friends. Diane was preceded in death by her parents; brother, Howard, and sister, Carolyn, also by the father of her children, Reynold Walker. Funeral will be held Friday, April 5, 2019 at 1pm from the Parish of the Precious Blood Holy Rosary Catholic Church in Caribou.