Barry Clinton Windham is an American retired professional wrestler. The son of wrestler Blackjack Mulligan, he is best known for his appearances with the National Wrestling Alliance (NWA) and World Championship Wrestling (WCW).

Robert Deroy Windham, better known by his ring name Blackjack Mulligan, was an American professional wrestler and American football player. He was the father of wrestlers Barry and Kendall Windham, father-in-law of Mike Rotunda, and the maternal grandfather of Bo Dallas and Bray Wyatt.