Nancy Spungen (1958 愺 1978), American girlfriend of English punk rock band Sex Pistols bassist Sid Vicious and a figure of the 1970s punk rock scene. She went to London at the height of the punk rock movement and became involved with Sid Vicious. Their relationship was punctuated by bouts of domestic violence and drug abuse. The couple moved to New York City and checked into the Hotel Chelsea, where in October 1978, Spungen was found dead in the bathroom of the couple's room, with a single stab wound to the abdomen. Sid Vicious was charged with her murder, but died of a heroin overdose while on bail in February 1979, before the case went to trial.