It is with a heavy heart that we say goodbye to Kathleen "Kathy" (Mullen) Cofell, of Rothschild, WI.  She left this world on Saturday, September 25, 2021, after succumbing to injuries due to a stroke. Kathy was born in McHenry, Illinois on July 6, 1971.  Daughter of Lillian (Oonk) Mullen and the late Eugene Mullen.  On September 30, 1993, she married her best friend, Michael Cofell. Kathy was primarily a homemaker and enjoyed cooking, music, board games and foremost being a mother. She is survived by her husband Mike, her three sons Mac of Cape Coral, Florida, Griffin of Kenosha, Wisconsin and Duncan of Stevens Point, Wisconsin. Kathy is further survived by her mother Lillian, her sister, Pamela (Dave) Engstrom and her brother, Ron Mullen. In addition to her father, Kathy is preceded in death by her sister Patricia (Todd) Schulz. Kathy was a devoted wife and mother, daughter, sister and friend who will be missed by all who knew and loved her. There will be a memorial service held at the John J. Buettgen funeral home on October 8, 2021. Visitation will begin at 11:00 AM followed by prayer service at 12:30 PM. Friends and family are asked to go to www.honorone.com to leave online condolences and words of remembrance.