Cornelius O'Callaghan ( – 3 January 1742) was an Irish politician. He sat in the Irish House of Commons as a Member of Parliament (MP) for the borough of Fethard in County Tipperary from 1713 to 1714. References 1680 births 1742 deaths Members of the Parliament of Ireland (pre-1801) for County Tipperary constituencies Irish MPs 1713–1714 Cornelius