Elizabeth Brown may refer to:

• Elizabeth Martha Brown (1811–1856), last woman to be hanged in public in Dorset, England
• Elizabeth Brown (astronomer) (1830–1899), English astronomer
• Elizabeth Brown (musician) (born 1953), American contemporary composer and musical performer
• Elizabeth Mills Brown (1916–2008), American architectural historian, preservationist, and civic leader
• Elizabeth Ann Brown (1918–2017), American foreign service officer
• Elizabeth A. R. Brown (1932–2024), American professor of history at Brooklyn College, City University of New York
• Elizabeth Brown (botanist) (1956–2013), New Zealand-born botanist
• Elizabeth Dorothy Wuist Brown (1880–1972), American botanist
• Elizabeth Brown, American politician and former member of the Columbus, Ohio City Council
• Liz Brown (politician), American politician first elected to the Indiana Senate in 2014
• Liz Brown, backing vocalist for Wheatus

• Elizabeth Browne (disambiguation)