The Old Dublin Society () was founded in 1934. Its mission is to promote the history of Dublin and its citizens.
Membership of the society is open to everyone interested in the history of Dublin and Dubliners, most of whom are amateurs though there are some professional historians who are members.
The Dublin Historical Record is the journal of the society.
The library of the society is located in the Royal Dublin Society premises, Ballsbridge, Dublin 4.