Matthew O'Reilly (1 March 1880 – 13 November 1962) was an Irish politician. A farmer, he was first elected to Dáil Éireann as a Fianna Fáil Teachta Dála (TD) for the Meath constituency at the June 1927 general election. He was re-elected at each subsequent general election until lost his seat at the 1954 general election. He was educated at Castleknock College.