Our Lady of Mercy College, Carysfort (commonly known as Carysfort College) was an important College of Education in Dublin, Republic of Ireland from its foundation in 1877 until its closure in 1988. Educating primary school teachers, and located in a parkland campus in Blackrock, it was a recognised college of the National University of Ireland from April 1975. The site is now the premises of the Michael Smurfit Graduate Business School.