Seán McCarthy (1889 – 14 March 1974) was an Irish Fianna Fáil politician. A teacher by profession, he was first elected to Dáil Éireann as a Fianna Fáil Teachta Dála (TD) for the Cork South-East constituency at the 1944 general election but lost his seat at the 1948 general election running in the Cork Borough constituency. He was re-elected for the Cork Borough constituency at the 1951 general election. McCarthy was elected from the Cork South constituency at the 1954 Irish general election and the 1957 Irish general election. The last time McCarthy was elected was to represent the Cork Mid constituency at the 1961 Irish general election.