Diocesan Secretary, Education Secretary and Advisor for Post-Primary Catechetics of the Diocese of Cork and Ross General Secretary of the Catholic Primary Schools Management Association Chair of the Board of Directors of the Christian Leadership in Education Office Teacher at St Goban's College
He was appointed diocesan advisor for post-primary catechetics in 2003, and subsequently as diocesan secretary and education secretary three years later.[1][5]
On a national level, Deenihan served as general secretary of the Catholic Primary Schools Management Association from 2013 to 2016, and acted as executive secretary to the Council for Education and the Commission for Catholic Education and Formation of the Irish Catholic Bishops' Conference from 2016 to 2018. He also served as a member of the Honan Governors at University College Cork and Mercy Care South, as diocesan juridical person for Mercy University Hospital and as chair of the Board of Directors of the Christian Leadership in Education Office.[1]
Speaking at the funeral of Ashling Murphy on 18 January 2022, Deenihan referred to her murder as "a depraved act of violence" and called on people to respect each other.[12][13]
