Cornelius O'Callaghan, 1st Baron Lismore
Cornelius O'Callaghan , 1st Baron Lismore ( 7 January 1741 – 12 July 1797 ) , was an Irish politician and peer . 
<triplet> Cornelius O'Callaghan, 1st Baron Lismore <subj> 7 January 1741 <obj> date of birth <subj> 12 July 1797 <obj> date of death