It is also notable that Buck Smith once fought twice in one day. On May 19, 1992 he fought Marco Davis in Kansas City and won by KO in two rounds. Less than 3 hours later, he was back in Oklahoma City and won a six-round decision over Rodney Johnson. A similar "iron man stint" by Buck Smith occurred in the month of March in 1993 when Buck Smith fought a total of 12 professional boxing matches. He won all 12, 9 of them by knockout.