William Desmond is an Irish philosopher who has written on ontology, metaphysics, ethics, and religion.

George Berkeley (1685-1753), Irish philosopher & Anglican bishop.

Philip Noel Pettit (born 1945, Ballygar, County Galway) is an Irish philosopher and political theorist.

William Molyneux FRS (17 April 1656 - 11 October 1698) was an Irish natural philosopher and writer on politics.

The Irish philosopher and theologian Johannes Scotus Eriugena was considered one of the leading intellectuals of his early Middle Ages.

George Berkeley (1685-1753), an Irish philosopher, was a leading exponent of this theory.

Little pamphlets advertised talks by noted Irish philosophers and historians, as well as performances by Celtic musical groups.

'As does our each,' said the Irish philosopher.

Philip Pettit, born 1945, is an Irish philosopher and political theorist.

'What a man needs and what a man wants rarely coincide,' said the Irish philosopher.