Dan Aykroyd | Steely Dan | Dan Quayle | Robert Boyle | Danny Boyle | Dan Rather | Dan Cruickshank | Dan Brown | Dan Simmons | Dan Fogelberg | Dan Abnett | Frankie Boyle | England Dan & John Ford Coley | Dan Ryan Expressway | Dan Deacon | Dan Reeves | Dan Graham | Dan Burton | Dan Wheldon | Dan | Dan Savage | Dan in Real Life | Dan Hill | Dan Flavin | Dan Vapid | Dan Sperber | Dan Penn | Dan Bricklin | Dave Boyle | Dan Tyminski |
Many well-known Irish names have attended the school, such as Micheál Martin, the current leader of Fianna Fáil, footballers Denis Irwin and Damien Delaney, Green Party Senator Dan Boyle, athlete Marcus O'Sullivan and world champion, Robert Heffernan and former Cork senior football manager and former allstar Billy Morgan (Gaelic footballer).
However, Green Party Chairman Senator Dan Boyle wrote on Twitter, that he has "no confidence" in O'Dea and declaring him to be "compromised".