Rita Maria Sullivan was born in San Mateo, California on December 4, 1933, to John Ray Sullivan and Margaret Clare (McGoldrick) Sullivan, and passed away in Denver, Colorado on January 19, 2016 at age 82. She is survived by her children, Craig Nickell and Maggie Gadera, grandchildren Jake King, Kristine Nickell, Samantha Nickell, Brittany Nickell and Brandon Nickell and her great grandchildren, Phoenix Jennings, Hunter Nickell and Koah Nickell. The Funeral Mass will be 10AM Saturday, January 30th at St. Therese Catholic Church, 1243 Kingston Street. Interment will follow at St. Simeon Cemetery.