Elizabeth Duncan

Elizabeth Duncan may refer to:

• Elizabeth Duncan Koontz (1919–1989), née Elizabeth Duncan, African-American educator
• Elizabeth Ann Duncan (1904–1962), 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), American dancer and dance teacher