Lucy Allan
Lucy Allan or Lucy Allen may refer to:

Lucy Allan (politician) (born 1964), British Conservative Party Member of Parliament (MP) for Telford since 2015
Lucy Allan (producer) (born 1978), British television producer
Lucy T. Allen (born 1941), former Democratic member of the North Carolina General Assembly
Lucy Grace Allen, American cookery teacher and author
Lucy Allen Smart (1877–1960), American librarian and curator