Marilyn Douglas Austin, age 65, passed away on Wednesday, December 18, 2019 in Dallas, Texas. She was a beloved Mother and Grandmother, and an inspiration to her family and friends. Marilyn was born in Franklin, Tennessee on July 2, 1954. She is survived by her brothers, John Douglas and Phil Douglas, her sister, Katherine Joyce Douglas, her sons, Jason Casteen and Daniel Fossier, her daughter, Stephanie Fossier Hanna, her grandchildren, Savannah Casteen, Elizabeth Hanna St. Clair, Dylan Hanna II, Cody Melton, and Katherine Fossier and was predeceased by her father, Justin Douglas, and mother, Katherine Smothers Douglas. We know that she is happy with the Lord Jesus Christ. In lieu of flowers, please make a donation, in her name, to your favorite charity. Relatives and friends of the family are invited to attend a memorial service at NEW HOPE FUNERAL HOME, 500 US-80, SUNNYVALE, TEXAS, on Sunday, December 22, 2019 at 1:00 PM.