Labhrás Ó Murchú was born in Cashel, Co. Tipperary, where he still lives.  He is married to Una Ní Rónáin of Kilmaley, Co. Clare.

He first  worked as a law clerk in his native town before taking up employment with Tipperary South Riding County Council in Clonmel. Later he took up the position as ‘Timire’ with Conradh na Gaeilge.

Labhrás Ó Murchú is currently Ardstiúrthóir of Comhaltas Ceoltóirí Éireann, the Irish cultural movement organised in 15 countries on 4 continents providing services to over 3 million people each year.

He was first elected to Seanad Éireann on the Cultural and Educational Panel in 1997 and served in the upper house of the Oireacthas until 2016. In the Seanad, he was  Fianna Fáil Spokesperson on Arts, Heritage and the Gaeltacht and was a member of the Joint Oireachtas Committee on Environment, Culture and the Gaeltacht.

At a local level, he served as a member of Cashel Urban Council for 18 years and was Cathaoirleach on a number of occasions. He has produced a number of plays and taught Irish and Céilí dancing in Co. Tipperary

He founded the cultural organisation Cumann an Phiarsaigh and is Cathaoirleach of Fondúireacht an Phiarsaigh, which honours the 1916 patriot Pádraic Pearse. He is also Cathaoirleach of the Irish Family History Foundation which provides an extensive genealogical service.

Labhras Ó Murchú has received the Dublin Civic Honour Award, which was presented by the Mayor, Seán Dublin Bay Loftus, for his cultural and reconciliation work and has been named Tipperary Person of the Year both in Ireland and Britain. He has been honoured with a Civic Reception by Tipperary County Council and was recently conferred with an honorary degree of Doctor of Philosophy by Dublin City University  in recognition of his lifelong service and achievements in the promotion of Irish culture and the promotion of Ireland’s interests at home and abroad.

He has accepted invitations to visit Japan, China, North Korea, South Korea, the United States, Canada and Britain, where he fulfilled several speaking engagements and  represented Ireland at the Europe-Asia Conference in Singapore.

He is editor of the cultural magazine TREOIR.