The O’Connell School is a secondary and primary school for boys located on North Richmond Street in Dublin, Ireland. The school, named in honour of the leader of Catholic Emancipation, Daniel O’Connell, has the distinction of being the oldest surviving Christian Brothers school in Dublin, having been first established in 1829. It is now under the trusteeship of the Edmund Rice Schools Trust. The school offers the Junior Certificate and Leaving Certificate programmes.

Notable staff and past pupils

A number of significant figures in Irish public life attended O'Connell's School.

Arts, journalism and entertainment

Business and philanthropy

Science, medicine, technology, engineering and mathematics

Politics

Religion

Sports

Veterans