Gay Lynne Dillman

Gay Lynne Dillman was born in Pueblo, Colorado on April 11, 1941, and passed away at Arlington Memorial Hospital in Arlington, Texas on February 21, 2025. She was a 1959 graduate of East High School in Denver. 

She worked as a travel agent in Pueblo, Colorado, the 1970’s, and as the Director of Arlington’s Fielder Museum in the 1990’s. She had many interests including event organization, music reading, wine, and dinner clubs, and volunteering for numerous charity organizations.

She was dedicated to her husband, children, grandchildren, and great-grandchildren and always loved and was totally committed to spending time with them as frequently as possible.

She is survived by her husband, Donald Dillman, her brother, Gary Gatza of New York City, her sister Marianne Abell of Littleton Colorado, her daughters, Marianne Blair and Kelly Black, her sons Tom Koonce, Steve DeFau, and Troy Dillman. She had 10 grandchildren, Tommy, Tyler, Maeve, Miranda, Danielle, Katelyn, Lauren, Cade, Caleb, and Cory, and 5 great grandchildren, Raiden, Enzo, Anika, Rylan, and Tristan.

She is preceded in death by her father, Gaylord Edwin Gatza, mother Mary Olive Allen, her first husband, Terry T. Koonce and second husband Stanley DeFau.

Gay Lynne was dedicated to the welfare and happiness of others and lived her life accordingly. She will be missed by all and will forever live on in our hearts.

In lieu of flowers, the family kindly requests donations be made to the following charities that were close to Gay Lynne Dillman’s heart: 

Mission Arlington: Support their work in helping families in need by donating at:  

Mission Arlington

817-277-6620 

The Salvation Army: Help provide vital services to those in need by contributing at:

Salvation Army

214-630-5611 or 817-834-6271 

Meals on Wheels: Your gift will help ensure that homebound seniors receive the meals they need by donating at

Meals On Wheels

817-336-0912 

Your generous support in her memory would be greatly appreciated.