She was born to Sherman Douglas Millender Sr. and Zelphia Dove Millender. Gretta attended Obadiah Knight Elementary School and graduated from North Dallas High School in 1947. After graduation, she was employed by Southwestern Bell Telephone and later married Daniel Marder, with whom she had two children, Deborah, and Daniel Marder II.
Gretta will most be remembered for her warmth, kindness, and strength. She dedicated her life to her faith, her family, and friends
Gretta was preceded in death by her parents Sherman Douglas Millender Sr. and Zelphia Dove Millender, and sister-in-law Linda Sue Millender. She is survived by her daughter, Deborah (Dana) Marder Glynn of Benton, Arkansas, her son, Daniel (Julie) Joseph Marder II of Frisco Texas, her granddaughter, Magan (Russell) Marder Brown, and her great-grandson, Jack Brown of Lubbock, TX; also survived by her brother Sherman Douglas Millender Jr. of Plano, TX.
A graveside service will take place at Grove Hill Cemetery on May 16, 2025, at 11:00 a.m.