She was born in St. Louis, Mo. and grew up in Marion County, Ky.
She was a teacher at St. Teresa School in Glennonville, Mo. from 1954-1955 and served in pastoral ministry in Van Buren, Mo. from 1979-1981. She was an educator and taught in many schools in Kentucky from 1983 until her retirement in 1987, and she also ministered in health care at Mount Saint Joseph.
Survivors include nieces and nephews, and the members of her religious community.
Visitation will begin at 4 p.m., today, Thursday, Oct. 4, at Mount Saint Joseph with a wake service following at 6:30 p.m.
The funeral Mass will be held at 10:30 a.m. Friday, Oct. 5, at Mount Saint Joseph.
Glenn Funeral Home of Owensboro, is in charge of arrangements.
Memorials may be made in memory of Sister Mary David Thomas may take the form of donations to the Ursuline Sisters of Mount Saint Joseph, 8001 Cummings Road, Maple Mount, Ky. 42356.