List of Famous people born in County Louth, Ireland

Michael Scott was an Irish architect whose buildings included the Busáras building in Dublin, Cork Opera House, the Abbey Theatre and both Tullamore and Portlaoise Hospitals.

Peter Rice was an Irish structural engineer. Born in Dublin, he grew up in 52 Castle Road, Dundalk in County Louth, and spent his childhood between the town of Dundalk, and the villages of Gyles' Quay and Inniskeen. He was educated at Queen's University of Belfast where he received his primary degree, and spent a year at Imperial College, London. Rice acted as Structural Engineer on three of the most important architectural works of the 20th century: the Sydney Opera House, Pompidou Centre and the Lloyd's Building and was renowned for his innate ability to act as both engineer and designer.

Pádraig Faulkner was an Irish Fianna Fáil politician who served as Ceann Comhairle of Dáil Éireann from 1980 to 1981, Minister for Defence 1979 to 1980, Minister for Posts and Telegraphs and Minister for Tourism and Transport from 1977 to 1979, Minister for Education from 1969 to 1973, Minister for the Gaeltacht and Minister for Lands from 1968 to 1969 and Parliamentary Secretary to the Minister for the Gaeltacht from 1965 to 1968. He served as a Teachta Dála (TD) for the Louth constituency from 1957 to 1987.

Ross Leon Gaynor from Ardee, County Louth is an Irish professional footballer who played in the Football League for Millwall.

Martin Naughton, an Irish billionaire businessman and engineer. He is the founder of GlenDimplex, a company specializing in electrical appliances

Laurence "Larry" Goodman is an Irish businessman, chiefly involved in the beef processing industry. He is the 6th generation of a livestock and meat exporting family and founded what is now ABP Food Group in 1954. He is the Executive Chairman of the company which has grown to become one of Europe’s largest agri-business companies with 51 processing plants in Ireland, the United Kingdom, Spain, France, Denmark, Holland, Austria, Poland. ABP employs over 11,000 people. Separately, the Goodman family office has business interests in property, healthcare and productive arable and beef farming.

Dawn Martin is an Irish singer who represented Ireland in the 1998 Eurovision Song Contest.

Maria Doyle-Cuche is an Irish singer who represented Ireland in the Eurovision Song Contest 1985. In 2016, she auditioned for The Voice of Ireland, and was selected by coach Una Foden in the audition round. In 2020, she took part of The Voice France, in which she went to the semi-finals coached by Lara Fabian. Since the age of nine, Maria has been 95% legally blind. She is the author of an autobiographical book in French entitled "On ne voit bien qu’avec le cœur".

Patrick Sarsfield Donegan was an Irish Fine Gael politician and three-time cabinet minister.

Dermot Christopher Ahern is an Irish former Fianna Fáil politician who served as Minister for Justice and Law Reform from 2008 to 2011, Minister for Foreign Affairs from 2004 to 2008, Minister for Communications, Marine and Natural Resources from 2002 to 2004, Minister for Social, Community and Family Affairs from 1997 to 2002 and Government Chief Whip and Minister of State at the Department of Defence from 1991 to 1992. He served as a Teachta Dála (TD) for the Louth constituency from 1987 to 2011.