Elizabeth Duncan

Elizabeth Duncan may refer to:


 * Elizabeth Duncan Koontz, née Elizabeth Duncan, African-American educator
 * Elizabeth Ann Duncan, American murderer
 * Elizabeth Duncan, co-founder of Duncan, Texas
 * Elizabeth J. Duncan, Canadian mystery writer
 * Liz Duncan, character in The Smart Woman Survival Guide
 * Elizabeth Duncan (dancer) (1871–1948) was an American dancer and dance teacher