Curtis Michael "Curt" Hennig (March 28, 1958 - February 10, 2003), also known by the ring name Mr. Perfect, was an American (United States) professional wrestler (Professional wrestling) who wrestled for, among other promotions, the American Wrestling Association (AWA), World Championship Wrestling (WCW) and perhaps most notably, the World Wrestling Federation (World Wrestling Entertainment) (WWF). He was the son of wrestler Larry "The Axe" Hennig (Larry Hennig).

Hennig held fifteen championships in various promotions throughout his career. Among other accolades, he is recognized by WWE a two-time (List of WWE Intercontinental Champions) WWF Intercontinental Champion (WWE Intercontinental Championship) and the longest-reigning champion of the 1990s, and a former world champion (World heavyweight wrestling championship), having had a year-long (List of AWA World Heavyweight Champions) reign as AWA World Heavyweight Champion (AWA World Heavyweight Championship). He won his second, and final, world championship in 2000, becoming a one-time (WWC Universal Heavyweight Championship#Title history) WWC Universal Heavyweight Champion (WWC Universal Heavyweight Championship). Although back problems prevented Hennig from once again being pushed as a world champion in the WWF during the 1990s, he became one of the promotions most colorful personalities and later assumed a role as a manager (Manager (professional wrestling)) and color commentator. In addition to championship success in WCW in the late 1990s, he was also a member of the New World Order (New World Order (professional wrestling)) and later, wrestling stable (Wrestling Slang#S) and country music group (Musical ensemble), West Texas Rednecks, who recorded their infamous, tongue-in-cheek anti-rap (Rapping) song, "Rap is Crap." Hennig returned to the WWF for a brief period in 2002, being one of the last three men remaining at that years Royal Rumble (Royal Rumble (2002)). He later wrestled for Total Nonstop Action Wrestling (TNA), challenging for the NWA World Heavyweight Championship, prior to his death on February 10, 2003.

Described by WWE as "one of the best in-ring technicians of his generation", peers including Hulk Hogan, Ric Flair, Bret Hart, Shawn Michaels and Randy Savage consider Hennig to be one of the most gifted in-ring performers in professional wrestling history. He was posthumously inducted into the WWE Hall of Fame in 2007.