Rob Calloway (born July 18, 1969) is an American boxer. He had forty amateur bouts, was the Kansas City Golden Gloves champion three times, and a semifinalist for the 1992 US western Olympic trials. He has held the World Boxing Council Continental Americas cruiserweight title, International Boxing Federation International cruiserweight title, World Boxing Foundation heavyweight title, and the North American Boxing Association cruiserweight title. His win over Bob Mirovic in Australia for the World Boxing Foundation heavyweight championship was designated the 2005 Fight of the Year by Fox Sports (Australia).

Calloway has faced some of the world's most famous boxers including former heavyweight champion Hasim Rahman, who knocked out Calloway in two rounds. He and his wife Robin have two children, Chase ("Kid Dynamite") Calloway and Riley ("Butter").