Theresa was born April 9, 1941, in Rosanna, Ky., as the daughter of Clarence Heck.
She was a homemaker and member of the Church of the Living Christ in Harmony.
Mrs. Denny-Dickison was preceded in death by grandsons Jeff Perkins and Jeffery Cole Denny.
Survivors include her husband Frederick Dickison, Brazil, daughters Pamela and husband Harold Doane, Greencastle, Tammy Hendrickson and Denise Atkinson, both of Brazil, sons Jimmy Ray and his wife Brenda Brown, Greencastle, Jeff and his wife Sonya Denny, Brazil, and James and his wife Jackie Denny, Greencastle, 18 grandchildren, 20 great-grandchildren, and one great-great-grandchild, and other extended family.
Moore Funeral Home was chosen to provide funeral services.
Visitation will be 11 a.m.-1 p.m., Friday, at Church of the Living Christ, Harmony, with funeral services to be conducted at 1 p.m.
Burial will follow at Summit Lawn Cemetery.
Visit www.moorefuneralhomes.com to send condolences to the family.