List of Famous people born in County Tipperary, Ireland

John Desmond Bernal was an Irish scientist who pioneered the use of X-ray crystallography in molecular biology. He published extensively on the history of science. In addition, Bernal wrote popular books on science and society, and he was also a communist activist.

Marguerite Gardiner, Countess of Blessington, was an Irish novelist, journalist, and literary hostess. She became acquainted with Lord Byron in Genoa and wrote a book about her conversations with him.

Catherine Isabella Osborne was an Irish artist, writer and patron.

Lilla Minnie Perry was an Irish landscape painter.

Morgan Stanislaus "Stan" Grace was a surgeon in Wellington, member of the Legislative Council of New Zealand, and a staunch Roman Catholic.

William John Duane was an American politician and lawyer from Pennsylvania.

John Noel Dempsey, was an American politician who was the 81st Governor of Connecticut. He was a Democrat, and began his political career at the age of 21 serving on the Putnam City Council. He later served as mayor of Putnam, before being elected to Governor of Connecticut.

Michael Courtney was an Irish prelate of the Catholic Church. He entered the diplomatic service of the Holy See in 1980 and was given the rank of archbishop and named Apostolic Nuncio to Burundi in 2000.

Tomás Mac Giolla was an Irish Workers' Party politician who served as Lord Mayor of Dublin from 1993 to 1994, Leader of the Workers' Party from 1962 to 1988 and President of Sinn Féin from 1962 to 1970. He served as a Teachta Dála (TD) for the Dublin West constituency from 1982 to 1992.

Alan Kelly is an Irish politician and author who has been the leader of the Labour Party since April 2020. He has been a Teachta Dála (TD) for the Tipperary constituency since the 2016 general election and a TD for the Tipperary North constituency from 2011–2016.