John Joe O'Reilly (politician)

John Joseph O'Reilly (24 April 1881 – 28 December 1967) was an Irish Cumann na nGaedheal and later Fine Gael politician and physician. He was born in Carrigallen, County Leitrim and practised as a GP in Tullyvin, County Cavan.

He was first elected to Dáil Éireann as a Cumann na nGaedheal Teachta Dála (TD) at the March 1925 by-election for the Cavan constituency. He was re-elected at each subsequent election until the 1937 general election when he lost his seat to John James Cole, an independent Unionist.