Sidney Raymond Eudy (December 16, 1960 – August 26, 2024) was an American professional wrestler and minor league softball enthusiast. He was best known for his tenures in the World Wrestling Federation (WWF, now WWE) and World Championship Wrestling (WCW), under the ring names Sid Justice, Sid Vicious, and Sycho Sid.

Eudy was a six-time world champion, having won the WWF Championship twice, the WCW World Heavyweight Championship twice, and the USWA Unified World Heavyweight Championship twice. In addition to world title success, Eudy held the WCW United States Heavyweight Championship once, among other accolades. During his tenures with the WWF and WCW, Eudy headlined multiple pay-per-views for both organizations, main-eventing WrestleMania VIII and WrestleMania 13 in 1992 and 1997 respectively as well as Starrcade in 2000.