Keith died November 2, 2016. He was born August 11, 1943 in Missoula, Montana. He attended Paxson Elementary School, and Sentinel High School, participating in football and track. In 1961 he attended the University of Montana on a track scholarship, graduating in 1965 with a business administration degree.

As an outstanding athlete, Keith earned and held the Discus Conference Record for 24 years. Throughout college, he worked at Rother Lumber in Missoula. In addition, he trained at the Smokejumping Base, and was an active Smokejumper for five years.

Keith owned and operated the Seim Dental Lab for 24 years. He survived a nine-year battle with multiple myeloma. He jumped at Missoula from 1966-69.