Andrew Mercer may refer to:
People:
Andrew Mercer (cricketer) (born 1979), English cricketer Andrew Mercer (poet) (1775–1842), Scottish poet Andrew Egyapa Mercer (born 1973), Ghanaian politician and lawyer Andrew Mercer (mayor), New Zealand politician Andrew Mercer (politician) (1859–1927), New Zealand-born British politician
Institutions: Andrew Mercer Reformatory for Women, former prison and treatment facility for women in Toronto, Canada.