Born in Putnam County, she was the daughter of Charles S. and Elizabeth (Varvel) Shaner.
She married Donald Irwin on Jan. 15, 1949. He survives.
She worked at Central Bank for many years before retiring.
She was a member of the Knightsville Church of Christ, and the Hospital Guild.
She was a treasurer of the Pleasant Hill Cemetery.
Additional survivors include are a daughter, Susan Freire, Greencastle; a son, Donald Irwin and wife Judy, Greencastle; two brothers, Charles Shaner, Greencastle, and Herald Shaner, Indianapolis; and a grandson.
She was preceded in death by her parents, and an infant brother David Wayne Shaner.
Funeral services will be at 2 p.m. Monday at Bittles and Hurt Funeral Home, Greencastle, with Rev. Rob Dispennett officiating. Burial will be at Pleasant Hill Cemetery.
Visitation is noon until service time Monday.
Memorial contributions may be made to the American Cancer Society, Louise Brackney 1 Hilltop Court, Greencastle, 46135.
Condolences may be emailed to firstname.lastname@example.org.