David Tynan O'Mahony, known professionally as Dave Allen, was an Irish observational comedian and satirist.

Desmond Bishop is an Irish-American comedian. He was brought up in New York but moved to Ireland at the age of 14. He primarily resides there.

Rob Broderick is an Irish stand-up comedian who was born in Dublin but who now lives and works in London. He improvised his way into the final of the prestigious So You Think You're Funny competition at the 2005 Edinburgh Festival Fringe.
Jason Byrne is an Irish children's novelist and comedian. He is best known for writing The Accidental Adventures of Onion O'Brien, a series of books about a young boy growing up in Ireland who has the misfortune of thousands bestowed upon him. The book reflects on Byrne's own childhood.

Neil Delamere is an Irish comedian. He is a regular on the BBC Northern Ireland television show The Blame Game.

P. J. Gallagher is an Irish stand-up comedian and actor. His various characters in the programme include a mentally unstable taxi driver, ladies' man Jake Stevens and a "Dirty Auld One", an old woman who makes sexual comments.

Denis Colin Leary is an American actor, comedian, writer and producer. Leary was the star and co-creator of Rescue Me, for which he received two Primetime Emmy nominations, one for writing and one for acting. He has had starring roles in many films, including those of Gus in The Ref, Captain George Stacy in Marc Webb's The Amazing Spider-Man and Cleveland Browns head coach Vince Penn in Ivan Reitman's Draft Day. Leary also voiced Francis in A Bug's Life and Diego in the Ice Age franchise.

The Luke & Duane Show were an Irish comedy rock duo from Cobh, County Cork, that consisted of members Duane Doogan & Luke Barry who gained popularity with their song "Just Take Care, Spike Your Hair ", which is the official theme song for Zack Ryder's YouTube series Z! True Long Island Story. They also perform the song used as the theme song for Aftermath on The Score Satellite Radio.

Andrew Maxwell is an Irish comedian and narrator, known for narrating the MTV reality series Ex on the Beach.

Dylan William Moran is an Irish comedian, writer, actor, filmmaker and artist. He is best known for his observational comedy, the televisional sitcom Black Books and his work with Simon Pegg in Shaun of the Dead and Run Fatboy Run. He appeared as one of the two lead characters in the Irish black comedy titled A Film with Me in It in 2008.

Dara Ó Briain is an Irish comedian and television presenter based in the United Kingdom. He is noted for performing stand-up comedy shows all over the world and for hosting topical panel shows such as Mock the Week, The Panel, and The Apprentice: You're Fired!. For his work on Mock the Week, he was nominated for the British Academy Television Award for Best Entertainment Performance in 2012.

Brendan O'Carroll is an Irish writer, producer, comedian, actor, and director, best known for portraying foul-mouthed matriarch Agnes Brown on stage, and in the BBC and RTÉ television sitcom Mrs. Brown's Boys. In 2015, O'Carroll was awarded the Irish Film and Television Academy Lifetime Achievement Award for his contribution to Irish television.

David Nicholas O'Doherty is an Irish comedian, author, musician, actor and playwright. His stand-up has won many international awards including the if.comedy award in 2008 and Best International Comedian at the 2014 Sydney Comedy Festival.

Joe Rooney is an Irish actor, comedian and singer-songwriter from Drogheda, County Louth.

Alison Spittle is an Irish comedian, comedy writer, radio producer and actress. She has worked for iRadio, RTÉ Radio 1 and Newstalk and created sketches for Republic of Telly and has written and starred in her RTÉ Two sit-com Nowhere Fast in 2017. She is the host and creator of the Alison Spittle Show podcast hosted by headstuff.org.