Liam Cosgrave (13 April 1920 – 4 October 2017) was an Irish politician. Cosgrave served as Prime Minister of Ireland (1973–77) and as Leader of Fine Gael (1965–77). He was a Teachta Dála (TD) from 1943 to 1981.
Cosgrave died in Dublin on 4 October 2017 at the age of 97, after a long illness.