Karen M. Prettyman, 87, of Warren, PA, passed away Sunday, June 23, 2024, at Kinzua Healthcare and Rehabilitation Center. Karen was born September 2, 1936, in Jamestown, NY, the daughter of the late Chester and Ethel Nordlund Branch. She attended Jamestown High School and was employed at Blair Corporation. Karen was a faithful and devout member of St. Joseph Roman Catholic Church, the Red Hat Society and had attended Juilliard School of dance. Karen is survived by her son, Isaiah Prettyman of Jamestown; and a niece, Jessica Swartwood of Dallas, PA. In addition to her parents, Karen was preceded in death by her husband, James Prettyman; and a sister, Sue Tinsley. A Celebration of Life is being planned for Karen and will be announced at a later date. Those wishing to send online condolences may do so by visiting www.petersonblickfuneralhome.com