Conor Byrne (died 19 April 1948) was an Irish politician and medical doctor. He was first elected to Dáil Éireann as a Sinn Féin Teachta Dála (TD) for the Longford–Westmeath constituency at the 1923 general election.^[1] He did not take his seat in the Dáil due to Sinn Féin's abstentionist policy.

He lost his seat at the June 1927 general election.^[2] He stood as a Clann na Poblachta candidate at the 1948 general election but was not elected.