Gleeson has been earning rave reviews for his displays with Leinster, performances that have contributed in no small way to the success the province have enjoyed so far.
Also included in the A backrow is Alan Quinlan who made a return to the Munster side last weekend against Bridgend and Victor Costello who has been enjoying such a good season with Leinster.
Young stars Gvin Duffy and Paddy wallace are named at full back and out half respectively while the side will be led by scrum-half Brian O'Meara.
Ireland A. Gavin Duffy (Connacht); Anthony Horgan (Munster), John Kelly (Munster), Jonathan Bell (Ulster), Tyrone Howe (Ulster); Paddy Wallace (Ulster), Brian O'Meara (Leinster); Reggie Corrigan (Leinster), Shane Byrne (Leinster), Simon Best (Ulster); Leo Cullen (Leinster), Mick O'Driscoll (Munster); Alan Quinlan (Munster), Keith Gleeson (Leinster), Victor Costello (Leinster).
Replacements. Paul Shields (Ulster), Justin Fitzpatrick (Ulster), Paul O'Connell (Munster), Ben Willis (Leinster), Andy Dunne (Leinster), Peter McKenna (Leinster).