Dawn R. "Missy" Sims, 52, of Fort Gibson, Oklahoma passed away Saturday, May 2, 2015 at her residence. She was born December 26, 1962 in Martinez, California to the late Raymond and Loretta Miller. Also preceding her in death was her sister Denise Newton. Dawn is survived by three children, D.J. (Shelby) Sims, Nick (Shantell) Sims, and Shanda Miller; three grandchildren Brooklyn, Jackson, and Raylee; siblings Tania Miller, Butch (Janet) Gilliam, Kim Hatcher, and Lillian (Lindy) Miller; and other family members. She will be missed dearly. Visitation will be Wednesday, May 6, 2015 from 4:00 PM until the time of service at 6:00 PM at the C. Z. Boyer & Son Funeral Home in Desloge. View obituary and share condolences online at