NancyJeanCartwright(bornOctober25,1957)[1]isanAmericanactress,voiceactressandcomedian,knownforherlong-runningroleasBartSimpsonontheanimatedtelevisionseriesTheSimpsons.Cartwrightalsovoicesothercharactersfortheshow,includingNelsonMuntz,RalphWiggum,ToddFlanders,KearneyandDatabase.