He was born March 8, 1920, in Zeigler, Ill., the son of Fred and Ina (Tate) Wallace. He married Barbara Avis on June 30, 1951.
Robert served in the Army and was stationed in Germany, France, and the Philippines during World War II. He was awarded three Bronze Stars.
He worked in Montana for HCL Equipment at Great Falls and Billings. He retired in 1986 and moved to Peeples Valley, Ariz. The family moved to Powell five years ago.
Survivors include his wife, Barbara, of Powell; daughters Vicki Wallace of Billings, Karen (David) Wright of Lamoille, Nev., Terri (Doug) Brandon of Anchorage, Alas., and Donna Wallace (Marty Hanson) of Columbus, Mont.; granddaughter, Danielle Ellsworth, and grandsons, Jason (Elaine) Sayre of Val Verde, Calif., and Bryce Sayre of Fernley, Nev. He is also survived by great-grandsons Aleister, Brodie, and Gavin; and great-granddaughter Kiara.
He was preceded in death by his parents; his brother, Tom Wallace; and daughter, Jean Wallace.
Cremation has taken place, and no services are planned.