Martin Hayes (born 24 October 1959) is an Irish prelate of the Roman Catholic Church. He has been the Bishop of the Diocese of Kilmore since 2020. From Borris, Twomileborris, County Tipperary, Hayes, was educated locally at Thurles CBS, before going to NIHE Limerick where he gained a Bachelor of Science (BSc) in manufacturing engineering and working in computer manufacturing, in Amdal in Swords, Dublin. In 2020, he was appointed Bishop of Kilmore and was ordained on 20 September 2020 at Cavan Cathedral.