Donnie Humphrey was the first five-year letterman in Auburn history. He was an All-SEC performer in 1981 and was Auburn's second leading tackler that year with 121. Touted for All-America honors in 1982, he was injured in Auburn's second game versus Southern Mississippi and was allowed to return for a fifth year. In 1983, Humphrey was a big-play maker on Auburn's SEC and Sugar Bowl championship squad. He was All-SEC and was selected a WTBS All-American in 1983.