Sylvia Plath How did Sylvia Plath die? ? Asked by felspar 15 years ago 3/6/2010 4:02 PM Last updated by Jill W 4 years ago 12/12/2020 4:16 PM
Sylvia Plath took her own life on February 11, 1963 at the age of thirty. Her death was a result of self-imposed carbon monoxide poisoning.