Passed away quietly at her home on June 20, 2016 at the age of 88. She was preceded in death by her husband Ralph F. Klein and son Ralph E. She is survived by her daughters Jean (Jim) Sederberg and Christy (Alan) Bodaness, nine grandchildren and spouses, and six great-grandchildren. Funeral Mass will be celebrated on Wednesday, July 6, 2016 at 10:00am at Risen Christ Catholic Parish, 3060 South Monaco Parkway, Denver, CO 80222. There will be a private burial. Donations can be made in honor of Mary Jean Klein to American Diabetes Association.