Pierce, Mary Ann Isabella (nee Dunlap), 83, peacefully passed away on July 12, 2016. Her unwavering faith in God, and the love and prayers of family, friends, and many supporters carried her through her final days. She is survived by her children Bradford, Douglas and Pamela; her children-in-law Patricia, Cheri and Daryl; her grandchildren Amanda, Christian, Jessica and Jeremy; her great grandchild Alyssa; her nieces Sue Ahner; Dawn Kearns. Her nephew Jim Hezel and her brother-in-law Vic Hezel. A memorial service/celebration of life and luncheon will be held at John Calvin Presbyterian Church in Bridgeton, Missouri on July 30, 2016 at 11 am. In lieu of flowers, memorial donations may be made in Mary Ann's name to the Arthritis Foundation.