MARION THOMAS WILLIAMS, age 60, a resident of Irving, Texas for 16 years, died Monday, December 13, 2010 at Las Colinas Medical Center in Irving. Born April 3, 1950 in Amarillo, Texas, he was the son of J. D. Williams and Tommie Iris Rogers Williams. Marion served in the U.S. Army as a helicopter pilot during Vietnam. Survivors include his son, Coleman Williams of Lubbock; daughter, Cassidy Ness of Cedar Park; and grandson, Cason Ness. Interment service at 1:00 p.m., Monday, December 20, 2010 at Dallas-Fort Worth National Cemetery.