2011–12 Leinster Rugby season

The 2011–12 Leinster Rugby season was Leinster's eleventh season competing in the Pro12, they also competed in the Heineken Cup which they won for the second consecutive year. The Leinster 'A' team however were knocked out of the British and Irish Cup by Munster A in the semi-final.

In for 2011–12

 * 🇳🇿 Matt Berquist from 🇳🇿 Crusaders
 * Seán Cronin from Connacht
 * Jamie Hagan from Connacht
 * 🇿🇦 Steven Sykes from 🇿🇦 Sharks
 * Fionn Carr from Connacht
 * Damian Browne from 🇫🇷 Brive
 * 🇳🇿 Nathan White from 🇳🇿 Chiefs
 * 🇳🇿 Leo Auva'a from Old Belvedere
 * 🇳🇿 Brad Thorn from 🇯🇵 Fukuoka Sanix Blues (Loan)

Out for 2011/12

 * 🇨🇰 Stan Wright to 🇫🇷 Stade Francais
 * Nathan Hines to 🇫🇷 Clermont Auvergne
 * Paul O'Donohoe to Connacht
 * 🇦🇺 Shaun Berne to 🇮🇹 Calvisano
 * Niall Morris to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Leicester Tigers
 * Stephen Keogh to Shannon
 * Michael Keating to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Doncaster Knights
 * Stewart Maguire to Connacht
 * Jason Harris-Wright to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Bristol
 * Cillian Willis to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Sale Sharks (Loan)
 * Ed O'Donoghue to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 London Wasps
 * Eoin Sheriff to 🏴󠁧󠁢󠁥󠁮󠁧󠁿 Saracens
 * Dave McSharry to Connacht
 * Shane Horgan retired in March 2012 due to injury; he had not played in the 2011–12 season.

Squad
Last updated 9 June 2012

Key: = Appearances, = Tries, = Yellow card, sent off: = Red card