Mary Kathryn "Kitty" Sims, 53, of Ashburn, VA, passed away Tuesday, March 15, 2011, at Inova Loudoun Hospital Center in Lansdowne, VA, after a six-year battle with cancer.

Kitty was born Thursday, July 11, 1957 in Paris, France. She was the daughter of the late Clifford Harold Burnett and the late Camelia Joyce Brantley Cameron.

Kitty was employed by Tysons West Park Hotel as a Sales Manager. She had her 30-year anniversary with the company in February 2011.

She leaves her beloved family to cherish her memory: husband, Thomas Sims; daughters, Kathryn "Kate" Camelia Sims and Allison "Allie" Margaret Sims, brothers, Clifford and Gayle Burnett Jr. of Richmond, VA, Colin and Kristi Cameron of Ashburn, VA, and Chas and Denise Cameron of Colorado Springs, CO; and a sister, Elisa Burnett of Cora, WY.

Kitty is also survived by her adopted dad, Robert J. “Scotty” Cameron of Ashburn, VA; her mother-in-law, Margaret B. Sims of Wheeling, WV; brother-in-law David and Lisa Sims of Wheeling, WV; sister-in-law Martha and Rodd Welker of Wooster, OH; 11 nieces and nephews; and numerous friends, neighbors, co-workers and care-givers that Kitty considered "family."

A Celebration of Life service will be held at 1 p.m. Saturday, March 19, at Christian Fellowship Church, 21673 Beaumeade Circle, in Ashburn, with the Pastor John Peterson officiating. A reception at her home church, Ashburn Presbyterian Church, will immediately follow where the family will greet guests.

In lieu of flowers, Memorial contributions may be sent to Ashburn Presbyterian Church c/o the Kitty Sims Memorial Fund, 20962 Ashburn Road, Ashburn, VA 20147.

Online condolences may be made to the family at www.loudounfuneralchapel.com.