List of Famous people born in Leinster, Ireland

Ronan Tynan is an Irish tenor singer and former Paralympic athlete.

Patrick James John Eddery was an Irish flat racing jockey and horse trainer. He rode three winners of The Derby, and was Champion Jockey on eleven occasions. He rode the winners of 4,632 British flat races, a figure exceeded only by Sir Gordon Richards.

Ryan O'Shaughnessy is an Irish singer-songwriter and former actor from Loughshinny, Skerries, Dublin. He portrayed Mark Halpin in the popular TV series Fair City for nine years (2001–2010). In January 2012, he appeared in the inaugurative season of The Voice of Ireland and in May 2012, he took part in sixth series of Britain's Got Talent making it to the final and finishing fifth place. He represented Ireland in the Eurovision Song Contest 2018 with the song "Together" finishing 16th.

Ruairi O’Connor is an Irish actor. He is known for his role as Henry Tudor, the future Henry VIII, in Starz series The Spanish Princess. He has also starred in Handsome Devil and The Devil Made Me Do It.

Michael Kevin O'Leary is an Irish businessman who is the CEO of Ryanair. With a net worth of around €848.6 million as of April 2018, he is one of Ireland's wealthiest businessmen.

Philomena Lynott was an Irish author and entrepreneur. She was the mother of Thin Lizzy frontman Phil Lynott, and her autobiography, My Boy, documents their relationship. She was the proprietor of the Clifton Grange Hotel in Manchester, which provided accommodation for a number of bands in the 1970s including Thin Lizzy.

Dermot Joseph Kennedy is an Irish singer-songwriter and musician. He is best known for his 2019 single "Outnumbered" and his 2020 single "Giants". He is signed to Interscope Records in the US, and Island Records for the rest of the world. His debut major-label studio album, Without Fear, was released on 4 October 2019.

Cecil Day-Lewis, often written as C. Day-Lewis, was an Anglo-Irish poet and Poet Laureate from 1968 until his death in 1972. He also wrote mystery stories under the pseudonym of Nicholas Blake.

Caroline Georgina Corr MBE, known to fans as the "Chick with Stick", is an Irish singer and drummer for the Celtic folk rock band The Corrs. In addition to the drums, Corr plays the bodhrán, cajón, percussions and piano.

Sharon Helga Corr MBE is an Irish singer-songwriter, musician and television personality. She is best known as a member of the pop-rock band The Corrs, which she co-founded in 1990 with her elder brother Jim and younger sisters Caroline and Andrea. She plays the violin, piano and guitar, and sings backing vocals. She began learning the violin when she was six years old. She has played in national youth orchestras and is qualified to teach the violin.